Ike's mean twin brother Mike pays him a visit and asks for a life-changing favor. Meanwhile, the crew takes DNA tests; Granny discovers his Jewish heritage and Terry is devastated to learn that Lucy's genes are more Penisi than McConky.

As the Firefighter's Ball rages on, things go off the rails for the crew. Terry and Eddie battle it out while stuck in an elevator, Ike deals with an out of control Andy after he has a few too many drinks, Lucy struggles to get alone time with her date away from his mother and Wolf Boykins, and Granny finds a way to ease the tension with his date.