The Smoking Gun Presents: The World's Dumbest

Your TV screen is ablaze with dumbness! TruTV is counting down the 20 most laughable hotshots ever caught on tape.

Hey -- wish WE'D thought of that! TruTV counts down of the 20... uh, SMARTEST inventions to ever hit the market.

Take a ride on the dumb side! TruTV is counting down the 20 most moronic motorheads ever caught on tape.

Not to boast, but we've got 20 of the World's Dumbest Show Offs and they're about to steal the show!

Feel the endorphin rush as 20 of the World's Dumbest Thrillseekers do their thing. We've got a motorcycle crash, an out of control skydiver, even an angry bison.

Let the revelry begin as 20 of the most boneheaded partiers throw down.

This hour, the joke's on you... and on 20 of the World's Dumbest Pranksters.

Put Thomas Edison to shame with 20 of the World's Smartest Inventions - from a bird feeder with a shocking high-voltage surprise to a bowl made entirely of bacon.

Let freedom ring, as World's Dumbest presents "Only in America." Featuring 20 of the most patriotic patriots in the land - from a cop's strange take on the national anthem to a dangerous mishap with a bald eagle.

The spotlight shines on 20 of the Worlds Dumbest Performers. From an underwear clad girl giving a sobriety test to amateur firework technicians.