The Big Bang Theory - Season 6 Episode 6 : The Extract Obliteration
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.
Alternative Titles: 天才理论传, Big Bang Theory, Hamapats hagadol, תאוריית המפץ הגדול, Enfejare Bozorg, ビッグバン★セオリー, La teoría del Big Bang, Štreberi, Teoria vel'keho tresku, Büyük Patlama Teorisi