October 9 is the 282nd day of the year (283rd in leap years) in the Gregorian calendar. There are 83 days remaining.
- Leif Ericson Day
- Birth of Bubble Buddy.
- 1954: John O'Hurley, one of the voices of King Neptune, was born.
- 2007: The Atlantis SquarePantis book was released.
- 2010: "Krusty Dogs" and "The Wreck of the Mauna Loa" premiered.
- 2013: SpongeBob Comics No. 25 was released.
- 2014: Marbles & Slides was updated for the 12th time.
- October 9 on Wikipedia