The Proton Transmogrification (Season 7 Episode 22 of 24): The gang celebrates Star Wars Day. The Big Bang Theory airs on E4 at 12:20 AM, Tuesday 12 March. The gang celebrates Star Wars Day
The Proton Displacement (Season 7 Episode 7 of 24): Sheldon is hurt when Professor Proton contacts Leonard. The Big Bang Theory airs on E4 at 12:50 AM, Thursday 29 February. Sheldon is hurt when Professor Proton contacts Leonard
The Proton Resurgence (Season 6 Episode 22 of 24): Leonard and Sheldon hire a former TV host to entertain them. The Big Bang Theory airs on E4 at 12:05 AM, Friday 23 February. Leonard and Sheldon hire a former TV host to entertain them
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