Anniversaries/July 20
From Sonic Retro
July 20 (add)
- 1966 — Oliver Wyman, the English voice of Big the Cat in Sonic X, is born.
- 1995 — Issue #27 of the Sonic the Hedgehog comic series by Archie Comics is released in North America.
- 2003 — "Mezase! Nankai no Chinbotsu Sen", the 16th episode of Sonic X, airs in Japan.
- 2011 — Issue #30 of Sonic Universe is released in North America.
- 2012 — Sonic the Hedgehog 4 Episode I is released for the Blackberry PlayBook in North America and the United Kingdom.
- 2015 — "Mayor Knuckles", the 32nd episode of Sonic Boom, airs in North America.