Happy April Fools' Day! Silliness abounds this season: Justin Bieber celebrates the revival of MTV's "Punk'd" on March 29, gearing up for a new slew of celebrities getting punk'd and pranked, and Madonna actually thinks releasing an album called "MDNA" is cool.
But while jokesters like Bieber, George Clooney and Brad Pitt love pulling a fast one on friends all year-round, others are the victims of outlandish pranks staged for public ridicule -- like when Kim Kardashian recently got flour-bombed. Check out our slideshow of 10 memorable celebrity pranks in recent years, and chime in on the comments to add your own.
Check out Tom Cruise, Rupert Murdoch, Justin Timberlake, Ryan Seacrest and more getting pranked in our slideshow below: