Today is Cierra Ramirez's 21st birthday! You may know her mostly from The Fosters, but before that she actually played a pregnant teenager on The Secret Life of the American Teenager. A bunch of celebrities have started pregnancy rumors by sporting fake baby bumps on set — even though they've never actually given birth. Who can you thank for that? Whoever cast them in their movie and television roles.
Click through the gallery to see more celebrities you forgot played pregnant characters. Let us know which role was the most memorable in the comments!