"The Cruciferous Vegetable Amplification" is the second episode of the fourth season of The Big Bang Theory that first aired on CBS on September 30, 2010. It is the 65th episode overall. The episode features a guest appearance by Steve Wozniak, co-founder of Apple Inc.
The Big Bang Theory season 4
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The fourth season of the American sitcom The Big Bang Theory aired on CBS from September 23, 2010 to May 19, 2011. Melissa Rauch and Mayim Bialik auditioned and were promoted to the main cast during this season as Dr. Bernadette Rostenkowski and Dr. Amy Farrah Fowler respectively.
