ABC | 8:30 pm

Principal Glascott and Lainey (Tim Meadows, AJ Michalka) can't reach an accord on what is an appropriate dress code, while Coach Mellor (Bryan Callen) struggles to salvage his relationship with Julie (guest star Valerie Azlynn), who doesn't enjoy sports anywhere near as much as he does, in the new episode "FeMellor." Brett Dier also stars.