Here's the stuff we found when you searched for "Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers"

• Captain Underpants and the Perilous Plot of Professor Poopypants
• Captain Underpants
• Captain Teeth (user)
• captain izumi (user)
• Captain Kirk
• Captain Crunch
• Hikaru Sulu
• Captain Picard
• Kathryn Janeway
• Captain Beefheart
• Captain Simian and the Space Monkeys
• Captain Tractor
• Captain Sensible
• Captain Power and the Soldiers of the Future
• Captain Jonathan Power
• Captain's Wafers
• Captain Matthew Gideon
• Captain
• Sea captain
• Captain Caveman
• The Captain (user)
• Captain Jean-Luc Picard
• Captain Cook
• Captain Pugwash
• Captain Carrot and His Amazing Zoo Crew
• Captain Jack
• Captain Blood
• Captain Antilles
• The Captain and Tennille
• Captain Morgan Cooler
• Captain Hook
• Group Captain
• Captain McAllister
• Captain and Coke
• The Captains of Industry
• Captain N: The Game Master
• Captain Kangaroo
• Captain Trips
• Captain Needa
• captain's log
• Captain EO
• Captain Trips (user)
• Richard Francis Burton
• Captain Planet
• I'm giving it all she's got, Captain!
• Captain Elizabeth Lochley
• Captain Scarlet
• Captain America
• Captain Star: Inventing the Universe
• Captain Apollo
• O Captain! My Captain!
• Captain Stubing
• Captain Crunch (user)
• Captain Morose (user)
• Captain Zyrain
• Captain Birdseye
• Captain Euro
• Captain Kidd
• Captain Tony's Saloon
• Captain Radium (user)
• Captain N
• Captain Corelli's Mandolin
• Ridiculous Lucky Captain Rabbit King
• Captain Vegetable
• Captain Harlock
• Captain Pink
• Captain Canuck
• Captain Albania
• Captain Carl
• Captain Midnight
• Captain Goodnight
• Captain Marvel
• Cap'n Magneto
• Captain Wings (user)
• Fowl, Country Captain
• Captain Foulenough
• The Grand Old Captain Kirk
• Captain Ron
• The good crew will know what its captain would do
• Post Captain
• Captain Jack and the Mermaid
• The Irresponsible Captain Tylor
• Captain Caveman (user)
• Captain Fantasy
• Captain Burke
• The Cruel Ship's Captain
• Captain Ward and the Rainbow
• CAPTAIN K - HOLE (user)
• Captain Quigley
• Captain Howdy (user)
• Captain Beefheart and his Magic Band
• Captain Gonzo (user)
• Group Captain Lionel Mandrake
• Captain Minga
• captain's chairs
• Lucky Captain Rabbit King nuggets
• Captain Cap
• Captain Avatar
• Captain Orlando Killion
• Captain Satan
• Legend of Captain Lamberton
• Captain's checkers
• Captain Nemo
• The Tale of the Captain
• Captain Liberty
• Captain Anonymous (user)
• Captain Cook Memorial Jet
• Captain Triumph
• The Captain Planet Paradox
• Captain Comic
• Manual of Common Tasks for Lieutenants and Captains
• Captain Beefheart sells Aldous Huxley a vacuum cleaner
• Captain or Colonel
• Captain Ultra
• Captain Lou Albano
• Captain Smith v. Philidor, London, 1790
• Captain Video and His Video Rangers
• Captain's mast
• Captain Dread
• Thank you for not knowing me at all, Captain Shallow
• Captain (user)
• Brevet Captain (user)
• Captain Marvel, Jr.
• Captain Swing
• 20,000 Leagues Under the Sea: 22: The Lightning Bolts of Captain Nemo
• The Prime Directive for Dummies: A Captain's Best Friend
• Captain Boomerang
• Captain Cold
• The Hungry Ocean
• Captain Psyko (user)
• Captain Olimar
• Captain Niteowl (user)
• The adventures of Captain Comic
• I saw Captain America
• Captain Atom
• Captain Vancouver
• Captain America, Traitor?
• Captain Wes (user)
• Captain RibMan
• Captain Alfred Hutton
• Captain Britain
• Captain M*therfucker (user)
• Sky Captain and the World of Tomorrow
• Captain Oblivious (user)
• Captain Terror (user)
• Captain Jack Sparrow
• Captain Maturity (user)
• Captain Wentworth
• Captain Falcon
• Good Morning Captain
• Captain Black
• Captain Action
• Captain Haggis (user)
• Captains of Crush gripper
• Captain Herbert Sobel
• Henry Shreve
• Captain Dread (user)
• Captain Stabbin
• Steering wheel down your underpants
• Soul Captain Band
• Captain Torres
• Captain Future
• Captain Squeegee and the Soap Suds
• Captain Planet and the Planeteers
• Captain Kremmen
• Captain's Log: Supplemental
• Captain L. E. G. Oates
• Captain Jack Harkness

If you Log in you could create a "Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers" node. If you don't already have an account, you can register here.