Carrie has a cocktail event at work and has invited Doug and Arthur to come along. Doug's inability to remember names gets him in a bind when one of Carrie's co-workers strikes up a conversation with him. When Arthur asks to be introduced, rather than admit to forgetting her name, Doug pretends to have a heart attack to get out of the situation.
Meanwhile, Spence's mom has moved in with him and Danny in their apartment. Danny is threatening to have an affair with Spence's mom in order to get Spence to take over his chores.