Episode Detail: Santa, Baby - Miss Match
Michael and Kate's efforts to keep their fling under wraps begin to unravel after Lauren (Dina Meyer) pulls out the big guns to get him back. Meanwhile, Serena Lockner (Charisma Carpenter) returns to enlist Kate's help in adopting the perfect child in time for the holidays; and Victoria sees the downside of getting naughty with a department-store Santa. Victoria: Lake Bell. Michael: David Conrad. Nick: James Roday.
