Jesse, a member of Peter's 1970's band the Disco Dudes, shows up at the Lighthouse. He's still in the music business, and Jason, recently promoted to night manager at the restaurant, wants to play his songs for him. Jason begins skipping work to hang out with Jesse and Peter is concerned about his son following Jesse's irresponsible example. Jason sells his laptop to buy a new guitar for Stads' lifeguard benefit concert. When Mr. Collins tries to warn Jason about Jesse, he accuses his father of being jealous because he couldn't make it as a musician. Jesse flakes on Stads and the benefit concert when his band gets a paying gig. Jason is crushed by Jesse's actions. He begins to doubt his own talent but his father encourages him. At the concert, Jason opens the show, followed by a new version of the Disco Dudes, featuring Peter, Scott and Murray.
Meanwhile Lisa has found the perfect apartment, but she needs a roommate. Murray finds one for her, but it's Traycee, the girl Lisa has been tr