Two days before wedding, Mike and Molly have dinner with Carl and Christina, a quiet evening before the storm of the wedding hits. After dinner, Mike and Molly say "I love you" to each other, Carl then says "I love you" to Christina and she doesn't respond in kind. Carl can't get it out of his head and ends up making a big deal of it, despite Mike telling him not to pay attention. Last minute wedding errands also has Joyce and Vince talking about their nuptials. Joyce has decided she now wants a big wedding and Vince lets it slip that he's still married. Turns out, after his wife died, he had a rebound marriage and they never got divorced. Needless to say this disrupts all of Molly's plans, so Mike saves the day by tracking down Vince's wife. She's quite a bit older than Vince and now lives in an assisted living facility, and she's happy to sign the divorce papers.