Which winner of the "are you smarter than a 5th grader?" Also made a guest appearance on cbs' big bang theory?
The Terminator Decoupling "The Terminator Decoupling" is an episode of the American comedy television series "The Big Bang Theory". It first aired on CBS in the United States on March 9, 2009. It is the seventeenth episode of the second season of the series and the thirty-fourth episode overall. The episode features guest appearances by actress Summer Glau and cosmologist George Smoot.
The Infestation Hypothesis "The Infestation Hypothesis" is the second episode of the fifth season of "The Big Bang Theory" that first aired on CBS on September 22, 2011. It is the 89th episode overall. In it, Sheldon (Jim Parsons) becomes worried when Penny acquires a new chair, while Leonard (Johnny Galecki) tries to make his long distance relationship with Priya work. The episode was watched by nearly 12 million viewers in the U.S. and received mixed reviews.