Collection of three Christmas episodes from the US sitcom.
The Bath Item Gift Hypothesis (2008) Penny gives Sheldon the most editing, wonderful, amazing Christmas present ever. Sheldon gives Penny soap. The Maternal Congruence (2009) I saw Mommy kissing...who? Christmas time brings Leonard's mother and a number of surprises, including that smooch. The Santa Simulation (2012) Sheldon unwillingly revisits some Christmas memories during a lively game of Dungeons and Dragons, while Raj joins the girls for ladies' night out.