While out at dinner with Mike and Molly, Carl tells Christina he loves her, but she doesn't say it back. 

Mike's parents are at each other's throats during the wedding rehearsal, but the real shocker comes when Vince announces he's already married. Joyce throws him out of the house. Mike convinces Vince's wife to sign the divorce papers, but Vince still has to smooth things over with Joyce.

After calming down her mom, Victoria gives Molly a wedding present - a garter she had made from one of their dad's old blue silk ties. 

At Molly's request, Mike spends the night before their wedding at his mom's house. But he's in a big surprise - his dad his there spending the night with his mom.