October 31 is the 304th day of the year (305th in leap years) in the Gregorian calendar. There are 61 days remaining.
- Halloween is celebrated in Bikini Bottom.
- 1945: Brian Doyle-Murray is born. He voices the Flying Dutchman and Dutchbomb.
- 2006: Whale of a Birthday DVD is released.
- 2012: It's a SpongeBob Christmas! (DVD) is released in Canada.
- October 31 on Wikipedia