Question: when do aj and callie break up?
Answer: 'The Fosters' Season 4 Spoilers: Callie, AJ Finally Break Up In Episode 17? “The Fosters” Season 4, episode 17 may finally see Callie (Maia Mitchell) and AJ (Tom Williamson) finally breaking up. In “Diamond in the Rough,” Callie continues her relentless pursuit to seek justice for herself and one of her friends.