October 31
| [[{{#ifeq:31|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:31-1}}}}|yesterday]] |
[[{{#ifeq:31|{{#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:31+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:||}}
- Every year — Halloween!
- ???? — Hirofumi Tanaka (voice of Legion) is born.
- 1943 — Melendy Britt (voice of Alana) is born with the honour of Grayskull!
- 1946 — Alfonso Ramírez (Mexican voice of Dinobot II, Beast Machines Optimus Primal, Boulder and Optimus Prime) is born.
- 1948 — Barry Stigler (voice of Scourge in Robots in Disguise) is born.
- 1957 — Jörg Hengstler (German voice of Scrapper) is born.
- 1960 — Rubén Moya (Mexican voice of John Keller in Transformers) is born.
- 1968 — Ronaldo Artinic (Brazilian voice of Jazz, Astrotrain and Scrapper) is born.
- 1970 — The world brings the noise as Nolan North (voice of Sideswipe, Brawl, Smokescreen, Swindle and others) is born.
- 1976 — Actor Jamison Yang ("Analyst" in the live-action movie) is born.
- 1976 — Víctor Ugarte Fonseca (Mexican voice of Sam Witwicky, Quillfire and the adult Cody Burns) is born.
- 1976 — Comic book artist Andrew Froedge is also born. Busy day.
- 1979 — Andy Barnett (voice of War for Cybertron Trilogy Rhinox) is born
- 1983 — Voice actress Angela Galuppo is born.
- 1983 — Jonathan Guedes (Brazilian voice of Soundwave) is born.
- 1985 — The Transformers episode "The Autobot Run" premieres in the US.
- 1986 — The Transformers episode "Nightmare Planet" premieres in the US.
- 1986 — The Fight! Super Robot Lifeform Transformers episode "Stop the Transform!" premieres in Japan.
- 1989 — The Victory episode "Jan - Defend the Campus!!" premieres in Japan.
- 1998 — The second Beast Wars II OP single "SUPER VOYAGER" is released in Japan by Columbia Music Entertainment.
- 2003 — The Legends of the Microns episode "帰還 (せいばーとろん) - uprising" premieres in Japan.
- 2003 — The Armada episode "Miracle" premieres in the US.
- 2003 — The Armada episode "Swoop" premieres in France.
- 2006 — The 30th show in the Kiss Players radio drama series airs in Japan on the "Transformers Kiss Play: Transformers News Center" program.
- 2006 — Daoiz Cabezudo (Brazilian voice of Galvatron and Ravage) passes away at age 60.
- 2007 — Beast Wars Sourcebook #2 is released by IDW Publishing.
- 2011 — Transformers Classified: Switching Gears is released in the US.
- 2011 — The Transformers: Prime episode "Deus ex Machina" premieres in Spain.
- 2011 — The Transformers: Prime episode "Rock Bottom" premieres in South Korea
- 2012 — The Transformers: More than Meets the Eye #10 and The Transformers Classics, Vol. 4 are released by IDW Publishing.
- 2012 — The Transformers: Rescue Bots episode "The Alien Invasion of Griffin Rock" premieres in France.
- 2015 — Hans Teuscher (German voice of Theater Landlord) dies at age 78.
- 2020 — TakaraTomy releases Masterpiece Movie MPM-10 Starscream.
- 2023 — On this Transformers Tuesday, pre-orders go up for the first wave of Studio Series for 2024.