Grey's Anatomy (2005)

S6E10 Holidaze

During the holiday season, including Thanksgiving, Christmas, and New Year's, Miranda receives an unexpected visit from her father, William, who expresses his disapproval of her life decisions. Meanwhile, Mark and Lexie navigate the complexities brought on by the return of a woman from Mark's past. At the same time, Thatcher grows concerned about the Chief's recent actions, prompting Meredith to stand up for him.