The Celebration Reverberation: Sheldon and Howard plan birthday celebrations for Amy and Halley. Leonard is stressed by a Christmas letter from his brother. (S11 Ep11/24) [AD,S]
The Holiday Summation: After spending Christmas apart, the gang gather at Penny and Leonard's flat and hear about Sheldon and Amy's terrible trip to Texas. (S10 Ep12/24) [AD,S]
The Clean Room Infiltration: Amy hosts a Victorian Christmas Eve dinner, complete with party games, and Raj, Leonard and Howard have pigeon problems. (S8 Ep11/24) [AD,S]
The Cooper Extraction: Sheldon has to go back to Texas when his sister goes into labour, and while he is away the gang gather at the flat to decorate the Christmas tree. (S7 Ep11/24) [AD,S]
The Santa Simulation: Sheldon unwillingly reveals painful memories of Christmas past when Leonard persuades him to join in with a seasonal game of Dungeons & Dragons. (S6 Ep11/24) [AD,S]
The Maternal Congruence: Leonard is horrified when his mother turns up unannounced for a visit at Christmas, but then he finds out Sheldon knew about her divorce before him. (S3 Ep11/23) [AD,S]
The Bath Item Gift Hypothesis: At Christmas, Leonard's handsome colleague starts dating Penny, while Sheldon's obsession with gift-giving etiquette torments his friends. (S2 Ep11/23) [AD,S]
The Celebration Reverberation: Sheldon and Howard plan birthday celebrations for Amy and Halley. Leonard is stressed by a Christmas letter from his brother. (S11 Ep11/24) [AD,S]
The Holiday Summation: After spending Christmas apart, the gang gather at Penny and Leonard's flat and hear about Sheldon and Amy's terrible trip to Texas. (S10 Ep12/24) [AD,S]
The Clean Room Infiltration: Amy hosts a Victorian Christmas Eve dinner, complete with party games, and Raj, Leonard and Howard have pigeon problems. (S8 Ep11/24) [AD,S]
The Cooper Extraction: Sheldon has to go back to Texas when his sister goes into labour, and while he is away the gang gather at the flat to decorate the Christmas tree. (S7 Ep11/24) [AD,S]
The Santa Simulation: Sheldon unwillingly reveals painful memories of Christmas past when Leonard persuades him to join in with a seasonal game of Dungeons & Dragons. (S6 Ep11/24) [AD,S]
The Maternal Congruence: Leonard is horrified when his mother turns up unannounced for a visit at Christmas, but then he finds out Sheldon knew about her divorce before him. (S3 Ep11/23) [AD,S]
The Bath Item Gift Hypothesis: At Christmas, Leonard's handsome colleague starts dating Penny, while Sheldon's obsession with gift-giving etiquette torments his friends. (S2 Ep11/23) [AD,S]
The Bath Item Gift Hypothesis: At Christmas, Leonard's handsome colleague starts dating Penny, while Sheldon's obsession with gift-giving etiquette torments his friends. (S2 Ep11/23) [AD,S]
The Holiday Summation: After spending Christmas apart, the gang gather at Penny and Leonard's flat and hear about Sheldon and Amy's terrible trip to Texas. (S10 Ep12/24) [AD,S]
The Clean Room Infiltration: Amy hosts a Victorian Christmas Eve dinner, complete with party games, and Raj, Leonard and Howard have pigeon problems. (S8 Ep11/24) [AD,S]
The Cooper Extraction: Sheldon has to go back to Texas when his sister goes into labour, and while he is away the gang gather at the flat to decorate the Christmas tree. (S7 Ep11/24) [AD,S]
The Santa Simulation: Sheldon unwillingly reveals painful memories of Christmas past when Leonard persuades him to join in with a seasonal game of Dungeons and Dragons. (S6 Ep11/24) [AD,S]
The Maternal Congruence: Leonard is horrified when his mother turns up unannounced for a visit at Christmas, but then he finds out Sheldon knew about her arrival in advance. (S3 Ep11/23) [AD,S]