Watch The Big Bang Theory S04E01
The Robotic Manipulation
Penny tags along on Sheldon's first ever date; Wolowitz finds a new use for a robotic arm.. You can watch The Big Bang Theory S04E01 here.
Air date: September 23, 2010 on CBS at 8:00 PM
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Watch The Big Bang Theory S03E23 - The Lunar Excitation
Season 3 Episode 23
Air date: May 24, 2010 on CBS
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Watch The Big Bang Theory S04E02 - The Cruciferous Vegetable Amplification
Season 4 Episode 2
Air date: September 30, 2010 on CBS