The Big Bang Theory
Series 6 Episode 23

When the girls' planned trip to Las Vegas falls through, the guys invite them to a Dungeons & Dragons date night, which results in Sheldon and Amy's relationship taking an unexpected turn...

The Date Night Variable: Howard gets caught up in his mum and Bernadette's argument while he's on the space station

First shown: Thu 15 Nov 2012 | 20 mins

The Decoupling Fluctuation: Sheldon intervenes when he learns that Penny is thinking about breaking up with Leonard

First shown: Thu 22 Nov 2012 | 20 mins

The Higgs Boson Observation: Amy is jealous when Sheldon hires an attractive female assistant

First shown: Thu 29 Nov 2012 | 19 mins

The Re-entry Minimization: Howard is disappointed when he doesn't receive a hero's welcome on his return from space

First shown: Thu 6 Dec 2012 | 20 mins

The Holographic Excitation: Sheldon and Amy can't agree on what costumes to wear to Stuart's fancy dress party

First shown: Thu 13 Dec 2012 | 21 mins

The Extract Obliteration: Stephen Hawking agrees to play Words with Friends online with Sheldon

First shown: Thu 20 Dec 2012 | 20 mins

The Habitation Configuration: Sheldon fails to defend Amy in an argument with Wil Wheaton while filming Fun with Flags

First shown: Thu 27 Dec 2012 | 21 mins

The 43 Peculiarity: The guys try to find out what Sheldon does for 20 minutes after lunch every day

First shown: Thu 10 Jan 2013 | 21 mins

The Parking Spot Escalation: Sheldon's not happy when the uni give his parking space - which he never uses - to Howard

First shown: Thu 17 Jan 2013 | 19 mins

The Fish Guts Displacement: Sheldon reluctantly takes care of Amy when she's sick

First shown: Thu 24 Jan 2013 | 21 mins