December 26

{{#if:26||-

[[{{#ifeq:26|1|{{#switch:{{#ifeq:12|1|12|{{#expr:12-1}}}}

1=January

2=February

3=March

4=April

5=May

6=June

7=July

8=August

9=September

10=October

11=November

12=December

1|12|{{#expr:12-1}}}} }} {{#switch:{{#ifeq:12|1|12|{{#expr:12-1}}}}

1=31

2=29

3=31

4=30

5=31

6=30

7=31

8=31

9=30

10=31

11=30

12=31

1|12|{{#expr:12-1}}}} }}

{{#switch:12

1=January

2=February

3=March

4=April

5=May

6=June

7=July

8=August

9=September

10=October

11=November

12=December

12 }} {{#expr:26-1}}}}|yesterday]]

[[{{#ifeq:26|{{#switch:12

1=31

2=29

3=31

4=30

5=31

6=30

7=31

8=31

9=30

10=31

11=30

12=31

12 }}

12|1|{{#expr:12+1}}}}

1=January

2=February

3=March

4=April

5=May

6=June

7=July

8=August

9=September

10=October

11=November

12=December

12|1|{{#expr:12+1}}}} }} 1|{{#switch:12

1=January

2=February

3=March

4=April

5=May

6=June

7=July

8=August

9=September

10=October

11=November

12=December

12 }} {{#expr:26+1}}}}|tomorrow]]

}

|- |[[{{#switch:{{#if:12| {{#switch:{{#expr: 12 + -1}} |0=12 |13=1 |{{#expr: 12 + -1}} }} |}}{{#if:| {{#switch:{{{daysinmonth}}} |1=31 |2=29 |3=31 |4=30 |5=31 |6=30 |7=31 |8=31 |9=30 |10=31 |11=30 |12=31 | }}|}}{{#if:|{{#ifeq:{{#expr: ({{{isnextmonth}}} + -1) > Template:Cal-date/offset2 }}|1|1|}}|}}{{#if:|{{#ifeq:{{#expr: ({{{isprevmonth}}} + -1) < 1}}|1|1|}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|Template:Cal-date/offset2|{{{getoffsetmonth}}}}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|{{#if:Template:Cal-date/offset2|Template:Cal-date/offset2|1}}|pew{{#expr: {{{getoffsetday}}} + -1}}}}|}} |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |{{#if:12| {{#switch:{{#expr: 12 + -1}} |0=12 |13=1 |{{#expr: 12 + -1}} }} |}}{{#if:| {{#switch:{{{daysinmonth}}} |1=31 |2=29 |3=31 |4=30 |5=31 |6=30 |7=31 |8=31 |9=30 |10=31 |11=30 |12=31 | }}|}}{{#if:|{{#ifeq:{{#expr: ({{{isnextmonth}}} + -1) > Template:Cal-date/offset2 }}|1|1|}}|}}{{#if:|{{#ifeq:{{#expr: ({{{isprevmonth}}} + -1) < 1}}|1|1|}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|Template:Cal-date/offset2|{{{getoffsetmonth}}}}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|{{#if:Template:Cal-date/offset2|Template:Cal-date/offset2|1}}|pew{{#expr: {{{getoffsetday}}} + -1}}}}|}} }}|«]] | colspan="5" align="center"| [[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }}]] |[[{{#switch:{{#if:12| {{#switch:{{#expr: 12 + 1}} |0=12 |13=1 |{{#expr: 12 + 1}} }} |}}{{#if:| {{#switch:{{{daysinmonth}}} |1=31 |2=29 |3=31 |4=30 |5=31 |6=30 |7=31 |8=31 |9=30 |10=31 |11=30 |12=31 | }}|}}{{#if:|{{#ifeq:{{#expr: ({{{isnextmonth}}} + 1) > Template:Cal-date/offset2 }}|1|1|}}|}}{{#if:|{{#ifeq:{{#expr: ({{{isprevmonth}}} + 1) < 1}}|1|1|}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|Template:Cal-date/offset2|{{{getoffsetmonth}}}}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|{{#if:Template:Cal-date/offset2|Template:Cal-date/offset2|1}}|pew{{#expr: {{{getoffsetday}}} + 1}}}}|}} |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |{{#if:12| {{#switch:{{#expr: 12 + 1}} |0=12 |13=1 |{{#expr: 12 + 1}} }} |}}{{#if:| {{#switch:{{{daysinmonth}}} |1=31 |2=29 |3=31 |4=30 |5=31 |6=30 |7=31 |8=31 |9=30 |10=31 |11=30 |12=31 | }}|}}{{#if:|{{#ifeq:{{#expr: ({{{isnextmonth}}} + 1) > Template:Cal-date/offset2 }}|1|1|}}|}}{{#if:|{{#ifeq:{{#expr: ({{{isprevmonth}}} + 1) < 1}}|1|1|}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|Template:Cal-date/offset2|{{{getoffsetmonth}}}}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|{{#if:Template:Cal-date/offset2|Template:Cal-date/offset2|1}}|pew{{#expr: {{{getoffsetday}}} + 1}}}}|}} }}|»]] |- |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 1|1]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 2|2]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 3|3]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 4|4]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 5|5]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 6|6]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 7|7]] |- |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 8|8]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 9|9]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 10|10]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 11|11]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 12|12]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 13|13]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 14|14]] |- |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 15|15]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 16|16]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 17|17]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 18|18]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 19|19]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 20|20]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 21|21]] |- |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 22|22]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 23|23]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 24|24]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 25|25]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 26|26]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 27|27]] |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 28|28]] |- |[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 29|29]] |{{#ifeq:12|2||[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 30|30]]}} |{{#ifeq:{{#if:| {{#switch:{{#expr: {{{monthoffset}}} + 0}} |0=12 |13=1 |{{#expr: {{{monthoffset}}} + 0}} }} |}}{{#if:12| {{#switch:12 |1=31 |2=29 |3=31 |4=30 |5=31 |6=30 |7=31 |8=31 |9=30 |10=31 |11=30 |12=31 | }}|}}{{#if:|{{#ifeq:{{#expr: ({{{isnextmonth}}} + 0) > Template:Cal-date/offset2 }}|1|1|}}|}}{{#if:|{{#ifeq:{{#expr: ({{{isprevmonth}}} + 0) < 1}}|1|1|}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|Template:Cal-date/offset2|{{{getoffsetmonth}}}}}|}}{{#if:|{{#if:Template:Cal-date/offset2Template:Cal-date/offset2|{{#if:Template:Cal-date/offset2|Template:Cal-date/offset2|1}}|pew{{#expr: {{{getoffsetday}}} + 0}}}}|}}|31|[[{{#switch:12 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |12 }} 31|31]]|}} | colspan="4"| |}

{{#if:||}}

• ???? — Alberto Bernal (Mexican voice of Bumblebee) is born.
• ???? — Taisuke Nakano (Japanese voice of War for Cybertron Trilogy Rhinox) is born.
• 1927 — Gerd Wiedenhofen (German voice actor for Astrotrain, Galvatron, Sparkplug Witwicky and many many others) is born.
• 1933 — The Nissan Motor Corporation, creator of Alternity Megatron, Optimus Prime, Ultra Magnus and others' alt modes, is formed in Tokyo, Japan.
• 1941 — Voice actor Blain Fairman is born.
• 1947 — TakaraTomy designer Kunio Okawara is born.
• 1951 — Ginzō Matsuo (voice of Commercial director) is born.
• 1955 — Marco Pagani (Italian voice of Scrapper, Silverbolt and Ego) is born.
• 1959 — Yoshikazu Hirano (Japanese voice of Dashtacker and occasionally Waver) is born.
• 1969 — Paulo Vignolo (Brazilian voice of Starscream and Swindle) is born.
• 1972 — Ricardo Tejedo (Latin American Spanish voice of Colan, Denny Clay, War for Cybertron Trilogy Impactor and Dark of the Moon Ratchet) is born.
• 1974 — Björn Schalla (German voice of Beast Machines Cheetor) is born.
• 1976 — Brad Swaile (voice of Kicker) is born, taking a potato chip and eating it.
• 1982 — Julien Fébreau (European French voice of the Announcer Bot in Transformers One) is born.
• 1983 — Omar Soto (voice of Bumblebee in the Spanish dub of Transformers) is born.
• 1985 — "The Night the Transformers Saved Christmas" published in Woman's Day Magazine.
• 1985 — The Transformers episode "Cosmic Rust" premieres in the US.
• 1986 — The Transformers 2010 episode "Starscream's Ghost" airs in Japan.
• 1986 — The Transformers: The Movie is released to Australian theaters.
• 2000 — The Beast Machines episode "Endgame Pt. II: When Legends Fall" premieres in Germany.
• 2002 — Armada #6 is released by Dreamwave Productions.
• 2002 — Takara releases the first wave of the Legends of the Microns toyline, which is way too many products to list here.
• 2003 — The Legends of the Microns episode "死闘 - Mortal Combat" premieres in Japan.
• 2003 — The Super Link toyline debuts in Japan. Multiple stores offer exclusive energon weapons as promotional gifts: the "Aqua Marine Energy Axe", "Black Hole Energy Axe", "Corona Flame Energy Spear", and "Royal Clear Energy Spear".
• 2004 — The Beast Wars Returns episode "The Awakening of the Monster" premieres in Japan.
• 2006 — The 38th show in the Kiss Players radio drama series airs in Japan on the "Transformers Kiss Play: Transformers News Center" program, bringing an end to the initial Kiss Players storyline.
• 2006 — The Victory cartoon is released on DVD in the UK by Metrodome.
• 2007 — Classic Transformers — Series One: Part One & Two are released on DVD in the UK by Metrodome.
• 2007 — The Animated episode "Transform and Roll Out" premieres in the US.
• 2009 — EZ Collection wave 2 (Optimus Prime Battle Damaged, Megatron Battle Damaged, Ironhide, Grindor, Skids, Sideways, Wheelie, & Soundwave) is released in Japan.
• 2010 — First day where Hasbro toy purchases are eligible for the "Supercharge Your Holidays" promotion.
• 2011 — Keroro Gunsō × Transformers is first published in Kerokero Ace #50.
• 2011 — The Transformers: Prime episode "Operation: Breakdown" premieres in Poland.
• 2011 — The Transformers: Prime episode "Stronger, Faster" premieres in France.
• 2012 — All Spark Episode 4 "Plans of the Emperor of Destruction" is serialized in Japan by Kerokero Ace in their February 2013 issue.
• 2014 — TakaraTomy releases Q-Transformers QT-01 Optimus Prime, QT-02 Bumblebee, QT-03 Lockdown, QT-04 Crosshairs, QT-05 Lambor, QT-06 Prowl, QT-07 Hot Rodimus, and QT-08 Bumble.
• 2015 — TakaraTomy releases Masterpiece MP-26 Road Rage, MP-21R Bumble Red Body, and MP-14C Clampdown.
• 2017 — The Titans Return episode "In Good Hands" premieres on go90.
• 2018 — Bumblebee is released in Belgium, Egypt, France, and Taiwan.
• 2018 — The Definitive G1 Collection Volume 53: Liars, A to D is released by Hachette Partworks.
• 2019 — TakaraTomy releases Masterpiece MP-47 Hound and Siege SG-38 Mirage and SG-39 Omega Supreme.
• 2020 — Go! Go! Where Is the Energon? is first released.
• 2020 — TakaraTomy releases Masterpiece MPM-11 Ratchet.
• 2020 — The Cyberverse episode "The End Of The Universe I" premieres in Germany.
• 2021 — Andrei Yaroslavtsev (Russian voice of Optimus Prime in the live-action film series) passes away at age 64.
• 2023 — Japanese clothing manufacturer Sugomono reveals the Transformers 40th Anniversary Jacket.
• 2024 — Void Rivals #15 is released by Image Comics and Skybound Entertainment.
• 2025 — TakaraTomy officially reveals the Wild King Dragknight Energy Beasts and preorders go up for them.