Sheldon: Oh, well, this would be one of those circumstances that people unfamiliar with the law of large numbers would call a coincidence.
When the guys are practicing for the Physics Bowl and they are sitting across from Penny, Leonard is sitting in Sheldon's seat, which Sheldon would never allow. See more...
Sheldon's laptop has gone through several strange transformations throughout the series, but in this episode it takes the biscuit - it appears to be a Dell XPS with the back covered up, but the shot of Sheldon chatting only to Amy shows that it's apparently running MacOS X. See more...
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The entry you are marking as a duplicate is:
|Title||The Big Bang Theory|
|Original entry||In the scene where Sheldon visits Leonard and Penny in bed, towards the end of the scene, Leonard turns off the light. As he does, if you look carefully, you can see that the light turns off before he hits the switch.|