Anniversaries/October 4
From Sonic Retro
October 4 (add)
- 1994 — Tails and the Music Maker is released for the Sega Pico in North America.
- 1999 — "Wedding Bell Blues", the 26th episode of Sonic Underground, airs in North America.
- 2000 — Issue #191 of Sonic the Comic is released in the United Kingdom.
- 2003 — "Cracking Knuckles", the 5th episode of Sonic X, airs in North America.
- 2006 — Issue #167 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2012 — Sonic Adventure 2 is released for the PlayStation 3 in Japan.
- 2014 — The fourth and final Sonic Boom community event takes place at the Manhattan Center in New York City. Super Smash Bros. for Nintendo 3DS is released for the Nintendo 3DS in Australia.
- 2017 — Episodes 53-78 of Sonic X are uploaded to YouTube for free from TMS Entertainment in English worldwide.