MAGGIE DEALS WITH AN EMBARRASSING ISSUE AND EVERYONE FINALLY MEETS CALLIE'S GIRLFRIEND, ON ABC'S "GREY'S ANATOMY"

"Guess Who's Coming to Dinner?" - In the midst of the sisters' dinner party, Maggie ditches her cooking duties to rush to the hospital. Meanwhile, April steps in to help cook as an attempt to avoid Jackson, and Arizona nervously waits to find out more about Callie's new girlfriend, on "Grey's Anatomy," THURSDAY, OCTOBER 22 (8:00-9:00 p.m., ET) on the ABC Television Network.

"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.

"Guess Who's Coming to Dinner?" was written by Meg Marinis and directed by Debbie Allen.

"Grey's Anatomy" is broadcasted in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound. This program carries a TV-14,D parental guideline.

For more information on "Grey's Anatomy" please visit ABC.com.