Stuart Fails to Save the Universe had many cameos and returning characters from the original Big Bang Theory in its first ...

In the episode in question, the basic setup is that the gang is ready to attend Comic-Con but fails to secure tickets in time. Leonard (Johnny Galecki), Raj (Kunal Nayyar), and Howard (Simon Helberg) ...

With a different take on Sheldon Cooper and cut female characters, the original Big Bang Theory pilot was shockingly different ...