Ted tries to make amends when he runs into an ex-girlfriend with whom he was unfaithful; Barney makes a bet with Marshall and Lily.
Jessica DiLaurentis returns to town and requests that the liars participate in the Rosewood Charity Fashion Show.
Feeling threatened over Audrey's pay rise, Jeff refuses to accept the new TV she buys for them. Meanwhile, Russel discovers Liz is dating Todd.