Jay Leno And The American Dream. In the 1970's, Jay Leno acted in several films, including "American Hot Wax" in 1978 and "Americathlon" in 1979.

Lea Thompson. Lea Thompson had a scholarship to The American Ballet Theatre.

21. Bob Dylan shocked his core audience by changing from acoustic to electric instruments, in the mid 1960's.

Robin Williams. Robin Williams had his film debut in the 1980 musical comedy "Popeye".

One Year. Katie Holmes found her first agent after performing a monologue from "To Kill a Mockingbird".

Jude Law. Jude Law dropped out of school at the age of 17.