Grey's Anatomy (2005)

S10E11 Man on the Moon

April's sisters come to town to celebrate her upcoming wedding, but their presence soon becomes overwhelming for her. When Matthew and Jackson witness a horrific accident, they find themselves having to collaborate under tense circumstances. Meanwhile, Callie and Arizona are putting in the effort to mend their relationship, while Cristina faces the stress of being compelled to live stream a surgery. In the midst of it all, an unexpected familiar face makes a return to the hospital.