Season
- Season 0 2001-03-09
- Season 1 1999-05-01
- Season 2 2000-10-26
- Season 3 2002-01-21
- Season 4 2005-05-06
- Season 5 2007-04-13
- Season 6 2008-03-03
- Season 7 2009-07-19
- Season 8 2011-03-26
- Season 9 2012-10-27
- Season 10 2017-02-25
- Season 11 2017-09-23
- Season 12 2019-01-13
- Season 13 2020-10-22
- Season 14 2023-11-02
- Season 15 2024-12-03
- Season 16 2025-06-27
Season 16 Episode
- Season 4 Fear of a Krabby Patty
- Season 4 Shell of a Man
- Season 4 The Lost Mattress
- Season 4 Krabs vs. Plankton
- Season 4 Skill Crane
- Season 4 Good Neighbors
- Season 4 Selling Out
- Season 4 Funny Pants
- Season 4 Mermaid Man & Barnacle Boy VI - The Motion Picture
- Season 4 Enemy In-Law
- Season 4 Patrick SmartPants
- Season 4 SquidBob TentaclePants
- Season 4 Have You Seen This Snail?
- Season 4 Dunces and Dragons
- Season 4 Krusty Towers
- Season 4 Mrs. Puff, You're Fired
- Season 4 Chimps Ahoy
- Season 4 Ghost Host
- Season 4 Whale of a Birthday
- Season 4 Karate Island
- Season 4 All That Glitters
- Season 4 Wishing You Well
- Season 4 New Leaf
- Season 4 Once Bitten
- Season 4 Squidtastic Voyage
- Season 4 Bummer Vacation
- Season 4 Best Day Ever
- Season 4 Wigstruck
- Season 4 That's No Lady
- Season 4 The Thing
- Season 4 Hocus Pocus
- Season 4 Driven to Tears
- Season 4 Rule of Dumb
- Season 4 The Pink Purloiner
- Season 4 The Gift of Gum
- Season 4 Rise and Shine
- Season 4 Waiting
- Season 4 Sing a Song of Patrick
- Season 4 Born to Be Wild
- Season 4 Best Frenemies
SpongeBob SquarePants - Season 4 Episode 3 The Lost Mattress
7.69 11 minutes Mr. Krabs complains that his back hurts, so SpongeBob and Patrick buy a new mattress and Squidward tries to take credit for it. They give the new mattress to Mr. Krabs, but Mr. Krabs put his money in his old mattress, which SpongeBob, Patrick, and Squidward must find while Mr. Krabs is at the hospital.
