3x04 "What I Am": Starring * Ellen Pompeo as Dr. Meredith Grey. * Sandra Oh as Dr. Christina Yang * Katherine Heigl as Dr. Izzie Stevens. * Justin Chambers as Dr. Alex Karev. * TR Knight as Dr. George O´Malley. * Chandra Wilson as Dr. Miranda Bailey. * James Pickens, Jr. as Dr. Richard Webber. * Kate Walsh as Dr. Addison Montgomery-Shepperd. * Sara Ramirez as Dr. Callie Torres. * Isaiah Washington as Dr. Preston Burke. * Patrick Dempsey as Dr. Derek Shepperd. Guest stars ·Chris O'Donnell as Dr. Finn Dandrige. ·Fred Ward as Denny Duquette Sr. ·Stephanie Faracy as Mrs. Sullivan. ·Tina Holmes as Rebecca Bloom. ·Alan Blumenfeld as Shawn Sullivan. ·Steven W. Bailey as Joe. ·Jeff Rubino as Jeff Bloom. ·Jeffrey Dean Morgan as Denny Duquette (Voice: ·Uncredited). Episode Recap: Addison doubts her abilities as a doctor, Cristina pushes Burke's rehabilitation and Izzie receives the surprise of her life. Notes * Meredith is operated of appendicitis in this episode, which makes it the first surgery on her, later on season 6 she would have her second surgery. * This is the last appearance of Chris O'Donnell as Dr. Finn Dandrige. Music * "If Looks Could Kill" - Camera Obscura * "Standing In The Way Of Control" - The Gossip * "Back In Time" - Au Revoir Simone * "So:Lo" - Kate Havnevik * "Province" - TV on the Radio * "Fall For Nothing" - Mindy Smith Official Wedsite: abc.go.com