If you watched MTV in the early 2000s, chances are you remember an odd little anthology series called "Undressed." The sexy after hours show chronicled the exploits and relationships of teens and twenty somethings and ran from 1999-2002. If you don't already feel old, this July 26 marks the 15th anniversary of the show's premiere.

A handful of now well-known actors and actresses got their stars by appearing on the provocative program, and they weren't the only ones who went on to fame after an MTV big break.

The music television channel has spawned the successful careers of tons of celebs over the years, and there may be a few stars who made their name there that surprise you.

Take a look back at these 13 stars who got their starts on MTV:

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