The Liars plan Mouse's surprise Sweet Sixteen while Tabby and Imogen deal with their boy problems, Noa comes in to conflict with Jen, and Faran tells her secret.
- Dangerous 16th Birthday: The Liars plan a surprise Xanadu-themed Sweet Sixteen for Mouse at the local roller rink. Instead Bloody Rose uses Mouse's grandma to lure her into playing hide-n-seek at a Rose E. Ricotta's for a birthday test that she later sets on fire.
- Internal Reveal: This episode removes any and all doubt for the Liars that Bloody Rose is in fact real.
- Suck E. Cheese's: Bloody Rose deceives Mouse's lola into taking her to a "Rose E. Ricotta's" to play hide-n-seek as part of her "birthday test".
- Summer Romance: Imogen and Tabby begin one with Johnny and Christian.
