After an emotional custody battle, it is revealed that Callie Torres (Sara Ramirez) has lost custody of Sofia Sloan Robbins Torres to her ex wife Arizona Robbins (Jessica Capshaw) on Grey's Anatomy 12x22 (Mama Tried).
An extended version of the dirty talk scene in episode 4.17 - Freedom. Callie and Mark talk about Erica and then she shows up. This clip was cut from the aired version but is very telling in terms of Callie's feelings.