The Big Bang Theory fans showed their love for the show with their reactions to this season 1 moment featuring Penny (Kaley ...

Penny has a strange relationship with her family in The Big Bang Theory, and one mystery doesn't help matters.

Leonard Hofstadter and Sheldon Cooper burst onto the scene in The Big Bang Theory as roommates. They technically didn’t need to be roommates, but their relationship seemingly worked. The deeper ...

By Lesley Goldberg The Big Bang Theory Cuoco Galecki Hugging - P 2013 “Next week we start shooting the Valentine’s Day episode,” the actor behind Leonard tells The Hollywood Reporter.

In The Big Bang Theory, Leonard Hofstadter spends much of his time trying to keep his roommate Sheldon Cooper happy. Thanks to the roommate agreement he signed when he moved into the apartment ...

The song that convinces Penny to join Leonard is "Tootsee Roll" by 69 Boyz. The Big Bang Theory airs Thursdays at 8/7c on CBS. (Full disclosure: TVGuide.com is owned by CBS.) ...

Here’s how it works. Any fan of The Big Bang Theory knows that Leonard and Penny are the founding romantic pairing of the show. His attraction to her formed a huge basis of the show’s humor ...

Do you remember that Leonard Hofstadter loved Superman, Dell computers and that he'd never celebrated his birthday? The Big Bang Theory remains one of the longest-running sitcoms in history.