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SpongeBob SquarePants
Season 3 · Episode 21
Mermaid Man and Barnacle Boy V
8.912mJune 1, 2002
After being treated too much like a child by everyone, Barnacle Boy quits being a superhero and decides to be a supervillain.
Episodes
- Episode 1Mermaid Man and Barnacle Boy IV
- Episode 2Doing Time
- Episode 3Welcome to the Chum Bucket
- Episode 4Frankendoodle
- Episode 5Snowball Effect
- Episode 6One Krab's Trash
- Episode 7Nasty Patty
- Episode 8Idiot Box
- Episode 9As Seen on TV
- Episode 10Can You Spare a Dime?
- Episode 11No Weenies Allowed
- Episode 12Squilliam Returns
- Episode 13The Algae's Always Greener
- Episode 14SpongeGuard on Duty
- Episode 15Krab Borg
- Episode 16Rock-a-Bye Bivalve
- Episode 17Wet Painters
- Episode 18Krusty Krab Training Video
- Episode 19Party Pooper Pants
- Episode 20Chocolate with Nuts
- Episode 21Mermaid Man and Barnacle Boy V
- Episode 22Club SpongeBob
- Episode 23My Pretty Seahorse
- Episode 24Graveyard Shift
- Episode 25Krusty Love
- Episode 26New Student Starfish
- Episode 27Clams
- Episode 28The Great Snail Race
- Episode 29Mid-Life Crustacean
- Episode 30The Sponge Who Could Fly
- Episode 31Gary Takes a Bath
- Episode 32Born Again Krabs
- Episode 33I Had an Accident
- Episode 34Missing Identity
- Episode 35Plankton's Army
- Episode 36Ugh
- Episode 37Krabby Land
- Episode 38The Camping Episode
- Episode 39SpongeBob Meets the Strangler
- Episode 40Pranks a Lot