As Marty and Courtney struggle to get their newborn to sleep, the entire Butler family suffers along with them. While Calvin prefers to let the new parents figure it out, Tina insists on jumping in to help with Baby Daphne any way she can. When searching for their old baby swing, Dave finds an old list he made of cool things to do before age 40, which sends him spiraling as he realizes he hasn't accomplished any of them

The Butlers and Johnsons receive shocking news about their neighbor that changes their outlook on life.