Grey's Anatomy: Every Moment That Made You Swoon the Last 14 Seasons

Calzona has been on the rocks throughout the seventh season. Arizona is annoyed with Callie for her fixation on Mark's troubles, and after a heated exchange, she tells Callie to marry her. The peds surgeon wants the rings and the commitment. It's a sweet, albeit spontaneous, proposal. The moment is short-lived, and you'll know what we mean if you watch Grey's gut-wrenching musical episode.