October 17
| [[{{#ifeq:17|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:17-1}}}}|yesterday]] |
[[{{#ifeq:17|{{#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:17+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:||}}
- 1957 — Staffan Lindberg (Swedish voice of Scavenger) is born.
- 1958 — Actor John Nielsen (L. W. Wilder in Revenge of the Fallen) is born.
- 1960 — Sven Brieger (German voice of Nitro Zeus, General Whalen, Maccadam, Scrapface, Sergeant Scrubforce and Zeta Prime) is born.
- 1962 — Kensō Katō (Japanese voice of Waspeeter, Thrust, Waspinator, Insecticons and Swindle) is born, bun.
- 1965 — Carlos Carvajal (Chilean voice of Optimus Prime) is born.
- 1967 — Venus Terzo (voice of Beast Wars Blackarachnia) is born.
- 1967 — Alexandre Gillet (French voice of Starscream, Smokescreen and Billy in Transformers: Armada) is born.
- 1973 — Rick Wasserman (voice of Air Raid) is born.
- 1973 — Marcelo Piriggo (Brazilian voice of War for Cybertron Trilogy Rhinox) is born.
- 1974 — Actor Rizwan Manji (Akram in Transformers) is born.
- 1976 — Moon Nam-sook (Korean voice of Bud Hansen, Lucy Suzuki, Thunderblast, Clocker and Charlie Watson) is born.
- 1981 — Actor Liam Garrigan (King Arthur in The Last Knight) is born.
- 1982 — Paweł Ciołkosz (Polish voice of Jazz, Larry LaRue and Mohawk) is born.
- 1985 — The Transformers episode "City of Steel" premieres in the US.
- 1986 — Mark Whitten (voice of War For Cybertron Trilogy Sideswipe and Skywarp) is born.
- 19?? — Geneviève Doang (European French voice of Su Yueming) is born.
- 1989 — The Victory episode "The Tide Is Turned! The Ultimate Weapon, the Victory Unification" premieres in Japan.
- 1989 — Maria Hönig (German voice of Hank) is born.
- 1990 — Pedro Azevedo (Brazilian voice of Prowl in Transformers: War for Cybertron Trilogy) is born.
- 1997 — Canadian channel Teletoon begins its first broadcast.
- 2003 — The Legends of the Microns episode "奇跡 (ふっかつ) - miracle" premieres in Japan.
- 2003 — The Armada episode "Remorse" premieres in the US.
- 2005 — The Cybertron episode "Primal" premieres in the US.
- 2006 — The 29th show in the Kiss Players radio drama series airs in Japan on the "Transformers Kiss Play: Transformers News Center" program.
- 2007 — Beast Wars: The Ascending #2 and Transformers: Magazine #3 are released by IDW Publishing.
- 2008 — Big Lots stores recall the bootleg Legends "Super Transform Ultimate End General Mobilization" toys due to legal pressure from Hasbro.
- 2009 — NASCAR racers Jeff Gordon and Ryan Newman drive special Revenge of the Fallen-themed cars at the NASCAR Sprint Cup NASCAR Banking 500 in Charlotte, North Carolina. Gordon finishes fourth, while Newman finishes in eleventh. In addition, race coverage on ABC/ESPN is presented by Revenge of the Fallen on DVD! Buy it!
- 2011 — The Transformers: Prime episode "Shadowzone" premieres in South Korea.
- 2012 — The Transformers: More than Meets the Eye Volume 2 TPB and The Transformers: The IDW Collection Volume Seven HC are released by IDW Publishing.
- 2012 — The Transformers: Prime episode "Nemesis Prime" premieres in Italy.
- 2013 — The Transformers: Prime episode "Thirst" premieres in Spain.
- 2018 — Optimus Prime #24 is released by IDW Publishing.
- 2024 — Walmart Collector Con Fall 2024 launches and officially reveals the Transformers x Star Wars Collaborative The Mandalorian N-1 Starfighter and other Walmart exclusives item go up for preorder.
- 2025 — TakaraTomy officially reveals the Transformers Overgear OG-01 Ironhide, and OG-02 Blackout, MPMN ROTF Sideswipe and Missing Link C-11 Delta Magnus at the Japan Model Hobby Show.