When GREY’S ANATOMY returns on January 14, 2010, so to will a familiar face to Seattle Grace when Mark flys Addison to Seattle to help perform a difficult procedure on his pregnant daughter Sloan. And here with your first look — not to mention a sneak peek at the drama that goes down with Owen questioning Teddy’s motives when she assigns Cristina the lead on a complicated surgery — is theTVaddict.com. More of which can be seen after the jump. 
Photo Credit: ABC/RON TOM