VIDEO: Sneak Peek - Season 13 Premiere of ABC's GREY'S ANATOMY

On the Season Premiere of ABC's GREY'S ANATOMY titled “Undo”, when one of Grey Sloan’s own lands in the hospital, Bailey tries to figure out what happened while the rest of the doctors jump in to help. Meredith juggles huge secrets that affect her relationships with Alex and Maggie.

While Richard helps Jo with a big decision, April and Catherine clash over the new baby, on the season thirteen premiere of “Grey’s Anatomy,” THURSDAY, SEPTEMBER 22 (8:00-9:00 p.m. EDT), on the ABC Television Network. Get a sneak peek below!

“Grey’s Anatomy” stars Ellen Pompeo as Meredith Grey, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery, Sarah Drew as April Kepner, Caterina Scorsone as Amelia Shepherd, Camilla Luddington as Jo Wilson, Jerrika Hinton as Stephanie Edwards, Kelly McCreary as Maggie Pierce and Jason George as Ben Warren. “Grey’s Anatomy” was created and is executive-produced by Shonda Rhimes (“Scandal,” “How to Get Away with Murder”). Betsy Beers (“Scandal,” “How to Get Away with Murder”), Mark Gordon (“Saving Private Ryan”), Rob Corn (“Chicago Hope”), William Harper, Stacy McKee, Zoanne Clack and Debbie Allen are executive producers.