The Big Bang Theory
Series 12 Episode 13

Sheldon and Amy are thrilled when their super-asymmetry theory is proved correct by two physicists from Chicago. Bernadette enjoys some big success at work and plans for Penny to become a part of it.

The Conjugal Configuration: Sheldon and Amy's honeymoon runs aground in New York. Raj starts a social media dispute.

First shown: Thu 18 Oct 2018 | 20 mins

The Wedding Gift Wormhole: Sheldon and Amy try to figure out the function of a wedding gift from Leonard and Penny

First shown: Thu 25 Oct 2018 | 20 mins

The Procreation Calculation: Howard and Bernadette's life gets complicated when Stuart brings his new girlfriend home

First shown: Thu 1 Nov 2018 | 20 mins

The Tam Turbulence: Leonard tries to find out why Sheldon has never mentioned Tam, his childhood best friend

First shown: Thu 8 Nov 2018 | 18 mins

The Planetarium Collision: Sheldon sabotages Amy's career. Howard is asked to co-host Raj's show at the planetarium.

First shown: Thu 15 Nov 2018 | 18 mins

The Imitation Perturbation: Howard dresses up as Sheldon for Halloween, but Sheldon gets his own back later at a party

First shown: Thu 22 Nov 2018 | 18 mins

The Grant Allocation Derivation: Leonard faces tough choices when he is made responsible for distributing extra grant money

First shown: Thu 29 Nov 2018 | 18 mins

The Consummation Deviation: Sheldon attempts to befriend Amy's father, but ends up having to bond with her mother

First shown: Thu 6 Dec 2018 | 20 mins

The Citation Negation: Bernadette asks Stuart's girlfriend Denise to teach her how to beat Howard at a video game

First shown: Thu 13 Dec 2018 | 19 mins

The VCR Illumination: A VHS tape from Sheldon's past inspires him not to give up on his latest scientific theory

First shown: Thu 20 Dec 2018 | 20 mins