entertainment

WATCH: Terrible commercials really famous people starred in before they were famous.

Looking at pictures of famous people before they were famous is always pretty interesting and mind-boggling exercise.

But watching the terrible commercials famous people starred in before they were famous? Hilarious.

In the below video Tina Fey, Steve Carell, Channing Tatum, Simon Pegg, and a super, super young Leonardo DiCaprio (just to name a few) show off their fledgling acting skills.

Anyone feel like a Mountain Dew?

Have you seen any other famous celebrity commercials from the days of old?