Murray attempts to help Adam transition into adulthood by building a robot, but their creative differences drive them apart, the opposite of what Murray was trying to achieve. Meanwhile, Barry makes a huge mistake when he accidentally tapes over Beverly's beloved video of his 5th birthday party.

Upset by Barry's insecurity in their relationship, Lainey sets out to teach him a lesson with Erica's help. However, the situation turns into something totally different and Barry goes to school dressed like Boy George hoping it will change. Meanwhile, Beverly doesn't approve Murray's new mustache so she shaves it off but it backfires.