Episode 05 Season 10 Professor Splash World's Dumbest Season 10 - Ep. 05 Professor Splash defends his kiddie pool dissertation. Replay Share 5 Up Next Public Intoxication World's Dumbest Season 10 - Ep. 06 Up Next World's Dumbest Public Intoxication World's Dumbest The Great Escape Fail World's Dumbest Friendly Fire World's Dumbest Justice Impersonator World's Dumbest Kitty Marinade World's Dumbest Charles Barkley on truTV World's Dumbest Season 10 Episode 05 Professor Splash Professor Splash defends his kiddie pool dissertation. Facebook Share on Twitter Up Next Public Intoxication There's no better way to pound the pavement than literally pounding it with your body. More From World's Dumbest World's Dumbest Faceplant For Love Fat Tony never thought that this video of him eating concrete would lead to love. World's Dumbest Knocked Out By An Inflatable Pool Home made water parks sound like a blast, but there's more than meets the eye. World's Dumbest Stoppie Seconds Protip: If your kneecap shows through your skin after a botched motorcycle stunt, go to the hospital. World's Dumbest Didn't See You There The most oblivious person ever is unsure why the police are so angry with him. World's Dumbest He Seems Legit Despite his eloquence, this man fails to convince the police of his sobriety. World's Dumbest Nice Try, Guy After being caught jumping his car into a backyard on camera, this man calls the cops and claims his car was stolen. World's Dumbest Turkish Line Jumper An impatient car jumps the line at a car wash and ends up smashing into everything in sight. World's Dumbest Boston Massacre Ruthless thugs wondering the streets of Boston get a taste of an angry man and his baseball bat. World's Dumbest Eighteen Dollar Mistake Guy fights his buddy after being accused of stealing money. World's Dumbest Laundromat Losers Wild women get rowdy in a laundromat. World's Dumbest Amateur Rappers Hide In Alaska Alaska is the new home to up-and-coming rappers. World's Dumbest Fireworks Destroy Boat Parade A sad boat parade livens up with some accidental fireworks. World's Dumbest Santa's Military Rescue Operation A daredevil Santa Claus calls in for backup when he gets stuck during a dramatic entrance. World's Dumbest Eager Boxer Gets Bloody Chin The American basement is home to innovation and bloody violence. World's Dumbest Policeman Destroys National Anthem A mumbling police officer shows off his patriotism with a terrible version of the National Anthem. World's Dumbest Spinning Leaf Blower Catastrophe There's a reason that carnival rides aren't made out of gardening equipment. World's Dumbest Sinister Rodent-Shocking Machine Eliminate pesky squirrels chowing down on your bird seed once and for all. World's Dumbest Spinning Leaf Blower Catastrophe Eliminate pesky squirrels chowing down on your bird seed once and for all. World's Dumbest The Perfect Wallet For Your Bra The Rack Trap helps protect your most valuable possessions...in your bra. World's Dumbest Coffee Shop Of Horrors Unbelievable things can happen on a typical coffee break.