Surprising Cameos From Celebrities Before They Were Famous

Dr. Izzie Stevens

Before she was playing Seth Rogen's fling in Knocked Up, she was Dr. Izzie Stevens in the Shonda Rhimes hit Grey's Anatomy with Ellen Pompeo. However, creative differences led to her departure, and she started taking roles in movies like Life As We Know It and 27 Dresses.

The More You Know

The first roller coaster was invented to stop sinful behavior.
Eight of the ten largest statues in the world are of Buddhas.
Contrary to popular belief, Marilyn Munroe was nowhere near a 'plus' size 12 - 16, she was closer to a US size 0.
You only breathe out of one nostril at a time.

Post originally appeared on Upbeat News.