10 Facts You May Not Know About Kaley Cuoco (PHOTOS)

By: Gabrielle Chung / July 26, 2011

Teen Choice Nominees
Check out who's been nominated for a 2011 Teen Choice Award!
Can you say hotties galore?!

In addition to celebrity attendees Justin Bieber and Kim Kardashian, actress Kaley Cuoco will be hitting up this year’s 2011 Teen Choice Awards as its master of ceremony. The Big Bang Theory starlet will also be sharing the stage with musical guests OneRepublic and Selena Gomez & the Scene. 

To prepare you for the star-studded event, Celebuzz has put together a list of little-known facts about the Teen Choice Awards hostess. Who did Kaley replace on The Big Bang Theory? Which Hollywood actor did she secretly date for two years? Click through our gallery to find out! 

Last year, Katy Perry teamed up with the hunky stars of Glee to host the 2010 Teen Choice Awards. Check out their hi-jinxes below!

Do you think Kaley will be a good host? Tell us in the comments!