Grey's Anatomy 15x20 "The Whole Package" Season 15 Episode 20 Promo Trailer - Owen and Teddy have to deal with the surprise arrival of Megan Hunt, who knows nothing about their situation. Catherine preps for her first surgery back on a war veteran who’s not emotionally prepared for his procedure. Meredith worries about DeLuca operating alone with Richard on “Grey’s Anatomy,” Thursday, April 4th on ABC, streaming and on demand.