December 4
| [[{{#ifeq:4|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:4-1}}}}|yesterday]] |
[[{{#ifeq:4|{{#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:4+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:||}}
- 1947 — Robert J. Walsh (musical composer for the original The Transformers cartoon) is born.
- 1954 — Tony Todd (voice of The Fallen, and Prime Dreadwing) is born, after his mother chants his name three times into a mirror.
- 1954 — The first Burger King restaurant opens in Miami, Florida, likely thanks to the Cybertronian technology of King.
- 1961 — Chafūrin (Japanese voice of Cicadacon, General Bryce, Octopunch and War for Cybertron Trilogy Shockwave) is born.
- 1962 — Julie Lemieux (voice of Lady Macaron, Jacqueline, Anty Farmwell and Dr. Flaskenstein) is born.
- 1984 — The Transformers #4: "The Last Stand" is released in the U.S. by Marvel Comics.
- 1985 — Artist Matt Frank is born in San Antonio.
- 1987 — The Headmasters episode "Daniel Faces His Biggest Crisis Ever!!" premieres in Japan.
- 1999 — The Beast Machines episode "The Key" premieres in the US.
- 2002 — The Transformers: Generation One Vol. 1: Prime Directive TPB is released in the US by Dreamwave Productions.
- 2003 — The Armada episode "Comrade" premieres in Germany.
- 2004 — The Beast Wars Returns episode "Mission from the Stars" premiers in Japan.
- 2007 — Transformers Visualworks is released in Japan by Million Publishing.
- 2008 — The Arrival #5 and Best of UK: Time Wars #5 are released in the US by IDW Publishing.
- 2010 — The Animated episode "Chase the Spaceship" premieres in Japan.
- 2011 — The Transformers: Prime episode "T.M.I." premieres in Italy.
- 2013 — The Transformers: Robots in Disguise Volume 5 TPB and More than Meets the Eye #24 (Dark Cybertron Chapter 4) are released by IDW Publishing.
- 2013 — Transformers Cloud: Spacetime World: Guardians of Time Chapter 1: Part 2 is first published.
- 2014 — Transformers Prime — Collector's Box is released to home media in Italy by Primal Screen.
- 2014 — The Rescue Bots episode "Rise of the Heroes" premieres in Hungary.
- 2016 — The Robots in Disguise episode "Mighty Big Trouble" premieres in Japan.
- 2018 — 10 All Access is launched in Australia.
- 2018 — The Cyberverse episodes "Shadowstriker" in Brazil.
- 2019 — Legacy: The Art of Transformers Packaging (softcover reprint) is released by IDW Publishing.
- 2019 — Claudio Rodríguez (Castilian Spanish voice of Beast Wars Megatron) dies at age 85.
- 2019 — The CBS Corporation's re-merger with Viacom closes becoming ViacomCBS, later renamed Paramount Global.
- 2023 — Transformers: EarthSpark begins distrubition in Japan on numerous streaming platforms including DMM TV, d Anime Store, Bandai Channel, Google Play and Amazon Prime Video.
- 2024 — TakaraTomy officially reveals the Missing Link C-05 Sunstreaker and C-06 Cordon and preorders go up for them.
- 2025 — Robosen officially reveals their Soundwave Auto-Converting Robot.
- 2025 — Hasbro officially reveals the Age of the Primes Combaticon Swindle.
- 2025 — Roger Lumont (French voice of Bumblebee in The Transformers: The Movie) dies at age 91.