October 18 is the 291st day of the year (292nd in leap years) in the Gregorian calendar. There are 74 days remaining.
- 1969: Sam Henderson was born.
- 2005: Nick Picks Volume 2 was released.
- 2006: Creature from the Krusty Krab was released on Nintendo DS.
- 2013: Plankton's Robotic Revenge was released in Russia.
- 2014: "It Came from Goo Lagoon" premiered in Russia and Spain.
- 2018: "Bottle Burglars" premiered in the UK and Ireland.
- 2020: "Dirty Bubble Returns" and "SpongeBob's Bad Habit" premiered in Poland on Nickelodeon.
- October 18 on Wikipedia
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