The Big Bang Theory
Series 2 Episode 10

Leonard goes to Penny for help when his relationship with Stephanie takes off faster than he'd like. But will he choose to act on her advice?

The Bad Fish Paradigm: Penny opens up to a reluctant Sheldon after a less-than-stellar first date with Leonard

First shown: Wed 19 Nov 2008 | 21 mins

The Codpiece Topology: When he sees Penny out on a date with another guy, Leonard rushes back to Leslie Winkle

First shown: Wed 19 Nov 2008 | 20 mins

The Barbarian Sublimation: When Penny becomes addicted to an online game, she persistently pesters Sheldon for advice

First shown: Wed 26 Nov 2008 | 20 mins

The Griffin Equivalency: Raj becomes massively arrogant when he's named in People Magazine's '30 to Watch Under 30'

First shown: Wed 26 Nov 2008 | 20 mins

The Euclid Alternative: Sheldon's friends stage an intervention to overcome his fear of driving

First shown: Wed 3 Dec 2008 | 19 mins

The Cooper-Nowitzki Theorem: Sheldon struggles to cope with a student's unexpected devotion to him

First shown: Wed 3 Dec 2008 | 20 mins

The Panty Piñata Polarization: After Sheldon bans Penny from the apartment, she retaliates with a devious plan

First shown: Wed 10 Dec 2008 | 20 mins

The Lizard-Spock Expansion: A woman who Howard has a major crush on falls for Leonard

First shown: Wed 10 Dec 2008 | 19 mins

The White Asparagus Triangulation: Sheldon is delighted that Leonard finally has a girlfriend matching his high standards

First shown: Wed 17 Dec 2008 | 20 mins

The Vartabedian Conundrum: Leonard asks Penny for advice when his relationship with Stephanie takes off too quickly

First shown: Wed 17 Dec 2008 | 20 mins