Grey's Anatomy
I Walk the Line
S15 E13:
A sea of patients flood Grey Sloan Memorial after gunfire goes off at a parade. A blast from the past throws Maggie off her game on the same day that Meredith tries to talk to her about dating Deluca. Meanwhile, Owen and Amelia get some potentially life-altering news about Betty.
Starring
Jennifer Grey, Greg Germann, Alex Blue Davis