Punk'd

There are a lot of people out there who'd utterly freak out upon finding a bear ravaging their car, but Neil Patrick Harris isn't one of them. He proved to the world that he knows how to keep calm when faced with this exact situation. Of course, he also knew that his "bear attack" was just a stunt pulled by those jokesters at 'Punk'd.'

At its core, 'Punk'd,' which MTV will reboot with celebrity hosts on March 19th, may have simply been a hidden camera show that delighted in torturing celebrities. But the Ashton Kutcher-created series also jump-started the careers of a few actors who are well-known today. They might have been anonymous "field agents" on the show, but you'll definitely recognize them now. Check out five

The original 'Punk'd' went off the air in 2007, but MTV is reviving the series with the aim of pranking a whole new generation of unlucky celebs. But when it returns in March, it looks like Khloe Kardashian will be the next celebrity victim.