 She appeared in the third episode of the seventh season of "Grey's Anatomy" where Amelia and Derek started to reconcile their differences, as part of a cross-over.She reprised her role in the fifteenth episode of the eighth season, working a neuro case with Lexie Grey, portrayed by Chyler Leigh.In this episode, Amelia disputes with Derek yet again on a surgery, this time about Cooper’s son’s mom, who has a brain tumour.