11 Moments from The Big Bang Theory Episode 2

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"The Junior Professor Solution"

When Sheldon is forced to teach a class, Howard surprises everyone by taking it, on THE BIG BANG THEORY, Monday, Sept. 22, 2014 (8:30-9:00 PM, ET/PT), on the CBS Television Network. Pictured left to right: Simon Helberg, Jim Parsons, Kunal Nayyar and Johnny Galecki Photo: Michael Ansell/CBS ©2014 CBS Broadcasting, Inc. All Rights Reserved