Claire and Phil decide to spy on Luke and Manny as they're hanging out with one of their more questionable friends. Meanwhile, Gloria is furious with Jay because she thinks he had a dream about another woman, but Jay misinterprets her anger for another offense he committed. And, Cam secretly uses Mitch as a scapegoat to get out of attending a party, while Haley tries to keep her photography exhibit a secret from her family.

Cameron is in charge of the school's big spring dance, but when a popular teacher returns from sabbatical, a bit of not-so-friendly competition blooms. And with Claire on chaperone duty at the dance, Phil gets Haley to accompany him to his annual realtor's banquet and is looking forward to impressing his little girl. Elsewhere, Mitch starts a new job and can't seem to get a good read on the new boss or the work environment. Jay and Gloria babysit Lily and an accident with Gloria's purse ignites a case of whodunit and it's Lily's word against baby Joe's.