by Entertainment Tonight,posted Feb 22 2013 9:54AM
<VIDEO> One of the burning questions for fans of The Big Bang Theory is whether Sheldon (Jim Parsons) and Amy's (Mayim Bialik) relationship will heat up to the point where they'll actually have sex. ET's Christina McLarty recently went to the set of the CBS hit to see if the cast was ready to spill any secrets on the quirky relationship!
