Watch! The Calzona Wedding on Grey's Anatomy Tweet May 6, 2011 by Rebecca Martin Related: Grey's Anatomy, Relationships , Arizona Robbins , Callie Torres , Derek Shepherd , Meredith Grey , Season 7 Episode 20 Credit: Hulu Air Date: May 5, 2011.Callie and Arizona tie the knot on Grey's Anatomy Season 7, Episode 20, "White Wedding." And guess what? So do Meredith and Derek, officially!
