Sheldon’s relationship with Stephen Hawking is threatened over a game of “Words with Friends,” and Penny secretly enrolls in a class at the local college.

Directed by: Mark Cendrowski - Chuck Lorre - Bill Prady - Steven Molaro

Writer credits: Steven Molaro - Chuck Lorre - Jim Reynolds - Bill Prady

Cast: Johnny Galecki - Jim Parsons - Kaley Cuoco - Simon Helberg - Kunal Nayyar

AKA: Теорiя великого вибуху, TBBT, The Big Bang Theory, The Celebration Reverberation, Agymenők, O Aplicativo Colonização, A Teoria do Big Bang, The Proposal Proposal

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