Callie & Arizona 12x21 Part 3

Grey's Anatomy 12x21 “You’re Gonna Need Someone on Your Side” “You’re Gonna Need Someone on Your Side” – Stephanie’s relationship to Kyle becomes complicated. Meanwhile, Meredith encourages Amelia and Owen to take a chance and choose to be a real couple. Arizona and Callie are at odds and put their friends in the middle of an uncomfortable situation, on “Grey’s Anatomy,” THURSDAY, APRIL 28 (8:00-9:00 p.m. EDT), on the ABC Television Network.