Perfect Storms
S04E08 Funny Pants
Squidward tricks SpongeBob into believing he’s suffering from a condition that causes uncontrollable laughter. He tells SpongeBob that if he laughs even once in the next 24 hours, his laugh box might burst. SpongeBob becomes increasingly anxious about the possibility, trying desperately to hold back his laughter throughout the day.
Season 4 Episodes
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Fear of a Krabby Patty
Shell of a Man
The Lost Mattress
Krabs vs. Plankton
Skill Crane
Good Neighbors
Selling Out
Funny Pants
Mermaid Man & Barnacle Boy VI - The Motion Picture
Enemy In-Law
Patrick SmartPants
SquidBob TentaclePants
Have You Seen This Snail?
Dunces and Dragons
Krusty Towers
Mrs. Puff, You're Fired
Chimps Ahoy
Ghost Host
Whale of a Birthday
Karate Island
All That Glitters
Wishing You Well
New Leaf
Once Bitten
Squidtastic Voyage
Bummer Vacation
Best Day Ever
Wigstruck
That's No Lady
The Thing
Hocus Pocus
Driven to Tears
Rule of Dumb