Possible Clues:

• Exaggerate one's role playing at cover
• Ham and eggs -- the Queen tucked in in front of court
• Play role exaggeratedly
• Finished a case of Camembert and ham
• It's silly to crave ham
• Ham and egg girl cut, removing filling
• Say far too much about piece of legislation
• Perform in an exaggerated manner
• A can-opener cuts open ham
• Girl, during month, gets to ham it up