October 23 is the 296th day of the year (297th in leap years) in the Gregorian calendar. There are 69 days remaining.
- 2007: SpongeBob's Atlantis SquarePantis was released on Nintendo DS and Play Station 2.
- 2008: SpongeBob SquarePants featuring Nicktoons: Globs of Doom was released in Australia.
- October 23 on Wikipedia