October 11
| [[{{#ifeq:11|1|{{#switch:{{#ifeq:10|1|12|{{#expr:10-1}}}} | 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:10-1}}}}
}} {{#switch:{{#ifeq:10|1|12|{{#expr:10-1}}}} |
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:10-1}}}}
}} |
{{#switch:10 | 1=January | 2=February | 3=March | 4=April | 5=May | 6=June | 7=July | 8=August | 9=September | 10=October | 11=November | 12=December | 10
}} {{#expr:11-1}}}}|yesterday]] |
[[{{#ifeq:11|{{#switch:10 | 1=31 | 2=29 | 3=31 | 4=30 | 5=31 | 6=30 | 7=31 | 8=31 | 9=30 | 10=31 | 11=30 | 12=31 | 10
}} |
12|1|{{#expr:10+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:10+1}}}}
}} 1|{{#switch:10 |
1=January | 2=February | 3=March | 4=April | 5=May | 6=June | 7=July | 8=August | 9=September | 10=October | 11=November | 12=December | 10
}} {{#expr:11+1}}}}|tomorrow]] | |||||
}
|- |[[{{#switch:{{#if:10| {{#switch:{{#expr: 10 + -1}} |0=12 |13=1 |{{#expr: 10 + -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:10| {{#switch:{{#expr: 10 + -1}} |0=12 |13=1 |{{#expr: 10 + -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:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }}]] |[[{{#switch:{{#if:10| {{#switch:{{#expr: 10 + 1}} |0=12 |13=1 |{{#expr: 10 + 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:10| {{#switch:{{#expr: 10 + 1}} |0=12 |13=1 |{{#expr: 10 + 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:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 1|1]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 2|2]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 3|3]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 4|4]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 5|5]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 6|6]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 7|7]] |- |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 8|8]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 9|9]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 10|10]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 11|11]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 12|12]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 13|13]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 14|14]] |- |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 15|15]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 16|16]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 17|17]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 18|18]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 19|19]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 20|20]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 21|21]] |- |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 22|22]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 23|23]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 24|24]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 25|25]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 26|26]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 27|27]] |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 28|28]] |- |[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 29|29]] |{{#ifeq:10|2||[[{{#switch:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 30|30]]}} |{{#ifeq:{{#if:| {{#switch:{{#expr: {{{monthoffset}}} + 0}} |0=12 |13=1 |{{#expr: {{{monthoffset}}} + 0}} }} |}}{{#if:10| {{#switch:10 |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:10 |1=January |2=February |3=March |4=April |5=May |6=June |7=July |8=August |9=September |10=October |11=November |12=December |10 }} 31|31]]|}} | colspan="4"| |}
{{#if:||}}
- 19?? — Musician Yoffy is born.
- 1946 — Antônio Moreno (Brazilian voice of Beast Wars Megatron, Prime Megatron and more) is born.
- 1954 — José María Carrero (Castillian Spanish voice of Cyclonus/Snow Cat, Blurr, Ironhide, Ransack, Leobreaker, Evac, Ratchet and more) is born.
- 1955 — Kyōko Tongū (voice of Holi) is born.
- 1964 — Hirohiko Kakegawa (Japanese voice of Frenzy in The Headmasters) is born.
- 1970 — Constance Zimmer (voice of Strongarm, Filch, Wingcode and more) is born.
- 1972 — Claudia Black (voice of Terratronus) is born.
- 1973 — Daisuke Sakaguchi (Japanese voice of Ped and Hishoumaru) is born, and wants Cinnamon Toast Crunch.
- 1975 — Rahmad Ilmanto (Indonesian voice of Burgertron in BotBots) is born.
- 1980 — Tomokazu Sugita (Japanese voice of Drift, Jazz and Q-Transformers Starscream) is born. Niiiiiiiiiice.
- 1982 — Kristy Wu (voice of Windblade on Robots in Disguise) is born.
- 1985 — The Fight! Super Robot Lifeform Transformers clip show episode "Birth of the Transformers!" premieres in Japan.
- 1988 — The Super-God Masterforce episode "Super Ginrai Gets Blown Away in the Desert!?" premieres in Japan.
- 1989 — Hugo Brunswick (European French voice of young Seymour Simmons in Bumblebee) is born.
- 1989 — Alexei Mayén (Mexican voice of Clown) is born.
- 1992 — The Headmasters episode "Fortress Maximus's Gigantic New Being!" airs in Malaysia.
- 2000 — The Car Robots episode "Invoke! Double Matrix" premieres in Japan.
- 2001 — The Robots in Disguise episode "The Secret of the Ruins" premieres in the US (wildly out of order).
- 2002 — The Armada episode "Carnival" premieres in the US.
- 2003 — The Armada episode "Soldier" premieres in France.
- 2004 — The Transformers — Season 1 is released on DVD in the UK by Metrodome, packaged with a Free Collector's Tin.
- 2005 — The Cybertron episode "Sand" premieres in the US.
- 2007 — Sony releases Transformers: Beast Machines: Die komplette Season 2 on DVD in Germany.
- 2008 — The Transformers Animated episode "Velocity" premieres in Latin America.
- 2008 — The Animated episode "Home Is Where the Spark Is" premieres in Italy.
- 2008 — The Animated episodes "Transform and Roll Out Part 1 and 2" premieres in Poland.
- 2008 — The Animated episode "Garbage In, Garbage Out" premieres in France.
- 2008 — Lorenzo Tarantelli (Brazilian voice of Kris Díaz) is born.
- 2009 — Jimmie Johnson wins the NASCAR Pepsi 500 at Auto Club Raceway in Pomona, California. Television coverage is sponsored by Transformers: Revenge of the Fallen, available on DVD on October 20th!
- 2010 — The My Chemical Romance promo single "The Only Hope for Me is You" is released by Reprise Records.
- 2010 — Writer Evan Somers dies at age 52.
- 2011 — The Transformers: Prime wave one toys officially released.
- 2011 — The Transformers: Prime episode "Out of His Head" premieres in South Korea.
- 2012 — The Transformers Prime episode "Operation Bumblebee, Part 1" premieres in Italy.
- 2013 — The Transformers: Prime episode "Scattered" premieres in Brazil.
- 2013 — The Transformers: Prime episode "Minus One" premieres in Germany.
- 2015 — The Robots in Disguise episode "One of Our Mini-Cons Is Missing" premieres in Japan.
- 2017 — First Strike #5, G.I. Joe #9, and Optimus Prime #11 are released by IDW Publishing.
- 2017 — The two-part series finale of Rescue Bots, "Upgrades" and "Transformations", premieres in Italy.
- 2019 — Robert Forster (voice of Bryce) passes away at age 78 from brain cancer.
- 2019 — The Cyberverse episode "Parley" premieres on the Cartoon Network app.
- 2022 — The Art and Making of Transformers: War for Cybertron Trilogy artbook is released by Viz Media.
- 2022 — The Transformers Roleplaying Game Core Rulebook hardcover is released by Renegade Game Studios.
- 2024 — The Transformers: Galactic Trials game is released on multiple platforms.
- 2024 — Transformers One is theatrically released in the UK, Ireland, Malta and Norway.
- 2025 — The Cyberworld episode "Game-a-Tron" premieres on YouTube.
- 2025 — The Transformers & G.I. Joe: A New Era for The Energon Universe panel takes place at NYCC.
- 2025 — Preorders for the Studio Series 86 Windcharger and Thundercracker go up.