Grey's Anatomy Season 7 Episode 20
White Wedding
As Callie and Arizona's wedding approaches, the couple quickly realize that the day they've been looking forward to is not turning out the way they'd envisioned. Meanwhile Alex continues to make the other residents jealous as he appears to be the top contender for Chief Resident, Meredith and Derek make a decision that will change their lives forever, and Dr. Perkins presents Teddy with a very tempting proposition.
Guest Stars
Héctor Elizondo
Carlos Torres
Peter MacNicol
Robert Stark
James Tupper
Andrew Perkins
Judith Ivey
Barbara Robbins
Denis Arndt
Colonel Daniel Robbins