Sister is a fictional character portrayed by Andrea Moyer in the TV series Grey's Anatomy.
They appear in 1 episodes out of a total of 430 aired so far
Episodes1
The Lion Sleeps Tonight
episode S8.E18 april 2012A pet lion on the loose gives the hospital some fierce injuries to deal with. Meanwhile, Cristina continues to ignore Owen, Lexie reconsiders her feelings for Mark, Callie has to face Arizona's romantic past with other hospital staff, and Alex starts to feel uncomfortable about his relationship with Morgan.