Arnold Schwarzenegger Dresses as Terminator, Pranks Tourists
McDonald's Hot Sauce Prank is Terrible, Hilarious: Watch Now!
YouTube Prank Backfires in Horrific Fashion: Watch Now!
Chris Pratt: Pranked in Jurassic World Interview!
Justin Bieber and Hailey Baldwin: Engaged?!
First Justin Bieber was in love with Selena Gomez, then dating Kendall Jenner, then groping Ariana Grande at a concert ... and now he's engaged?!
To Hailey Baldwin?! Say it ain't so, #Beliebers across the world!
Jimmy Kimmel on Dennis Quaid Meltdown: Not My Handiwork!
Jimmy Kimmel says he wasn't behind the viral video of Dennis Quaid's meltdown on a movie set, though he acknowledges why people might assume he was.
Rihanna Pulls Epic Prank on Jimmy Kimmel: Watch Now!
So... how does it feel, Jimmy Kimmel?!?
The talk show host - whose memorable pranks have included this epic Twerking fail and this crazy Christmas decorating of John Krasinski's house - ended up the victim of a different celebrity's prank on Wednesday morning.