Zorn's old friend Headbutt Man is coming to town. Unfortunately for Zorn, Headbutt Man is now sober. Meanwhile, Alan is invited to a party where his crush, Nancy, will be. Unfortunately, he has to take Headbutt man's daughter with him.

With Craig and Edie's engagement party around the corner, everyone is figuring out who to bring. Alan struggles to figure out his relationship status with Layla, while Zorn rekindles with his ex, Radiana, who is literally radioactive. All the while, Craig has just received his certificate in relationship counseling and is helping others, but just can't seem to help himself.