Liam Hemsworth loses his temper when two naked strangers climb into the back of his car.
Don't miss all the action when Hayden Panettiere takes over 'Punk'd,' Thursday at 10/9c.
Emma Roberts tries to flee when her friend breaks a frozen yogurt machine.
On this episode of Punk'd Meagan Good gets carjacked for being a good sumaritan, Jewel ignores an orange cone and parks her car where she shouldn't, and Frankie J screws up a meeting with Michael Jackson.
Josh Hutcherson reacts to getting punked by Lucy Hale.
Cody Simpson loses it when he catches somebody robbing his house.
Kelly Osbourne panics when a delivery man has a medical emergency.
Bam Margera chats with Ronnie's stylist about punking the 'Jersey Shore' star.
'Glee' star Dianna Agron has a close encounter with an excited grandpa on an all-new episode of 'Punk'd,' airing Thursday at 10/9c.
On this episode of Punk'd Jojo meets the "Bubble Girl", Kelly Rowland gets taken for a ride, and it's batter up for Jason Ritter.
'Jersey Shore' star Ronnie becomes the negotiator in a hostage situation.
Justin Bieber targets Taylor Swift in this sneak peek from the upcoming season of 'Punk'd.'
Lauren Conrad tries to help a woman who gets caught in the back of a garbage truck.
Don't miss all the action when Miley Cyrus punks Liam Hemsworth and Khloe Kardashian. Episode airs Thursday at 10/9c.
Chloe Moretz gets caught in the middle of a love triangle.