Charlie is having some friends coming over to his house to have a gathering but Alan is not invited. Things got worse when Alan is also not invited to Judith's party even though her guests are Alan's friends.
After Jake flips off his teacher, Alan and Judith move to punish him. Charlie, meanwhile, has other plans for Jake's teacher. Chaos ensues when Jake discovers the relationship and the increasingly overbearing Miss Pasternak tells Charlie she believes God brought them together.
After Charlie reluctantly lends Evelyn his new car, he later discovers her bra in the back seat. Meanwhile, Alan is forced to compensate after Jake gets attached to Judith's rich and talented boyfriend.
Charlie is dating a self-assured woman who plays hard to get, easily dismisses him, and he finds it disarming. Rose gets Charlie to see that his new lady-friend, Sherry, is in his head because she is just like him; a self-centered, manipulative, narcissist. Charlie debates breaking it off. Alan and Jake fiercely battle wills over Jake doing his homework.
Evelyn announces she is receiving an honor from the real estate industry and that Charlie and Alan will host a party in her honor. Mayhem ensues when Berta and her sister agree to cater the event, but sibling rivalry takes center stage.
Alan gets carried away with a woman he met at the supermarket, and it's up to Charlie to talk some sense into him while shielding Jake and Judith from what's going on.
Charlie runs into a newly-divorced ex, now single mom, who's willing to give him another shot. Back home, Jake tries to diagnose his learning problems.
After finding out that Jake has spent the night at his other grandparents's house, Evelyn insists that Jake spend a night at her place. After convincing Jake to stay at her place, Alan and Charlie worry about how Jake will be affected by his overnight visit.