Jay took his high school fashion show to a whole new level.
Tristan's brother tricked him with invisible wire, and inspired him to be a prankster on the set of his TV shows.
Vinny looks back on his first taste of the spotlight when he was cast as the lead in his school play.
Dwyane Wade feels he was cheated out of a medal in the high school high jump competition.
Perez Hilton looks back on his dramatic and gory high school talent show performance.
Pete looks back on the time he accidentally crashed his parents' car.
After a big fight landed Common in jail, his mom showed up and wailed on him with a purse.
Joel and Benji Madden learned a life lesson when they lost money selling their '84 Mercury.
Naya reveals how she used her acting skills to get out of trouble after skipping class.
Christopher and his friends taught themselves different instruments and formed a jam band, The Young Rapscallions.
Johnny reminisces about his first trip to Russia and his love of the culture.
Don't miss an all-new episode of 'When I Was 17,' next Saturday at 11a/10c.
Take a look back at the teenage years of Evan Lysacek, Kimberly Caldwell and Gabe Saporta on this episode of 'When I Was 17.'
CC reminisces about skipping school to attend a Raiders football game -- and blaming it all on his grandmother.
Jason talks about getting noticed at 17 by a producer friend of Cassie's.