Stef and Lena go on a babymoon, leaving Brandon and Callie in charge of the house. Brandon's bandmates pressure him into having a few friends over to hear their new sound, but when Mariana and Jesus find out, the night turns into an all-out rager. Determined to follow Stef and Lena's rules, Callie tries to police the party but fails miserably. Jude finds himself in an awkward game of spin the bottle. Meanwhile, Lena tries to reconnect with Stef, who is finding it hard to relax on their weekend getaway.