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

The Big Bang Theory’s creator’s comment on Penny’s botched portrayal in season 1 makes one Penny story in The Big Bang Theory ...

A lthough The Big Bang Theory’s characters all had plenty of memorable zingers and one-liners, there is one quote apiece that ...

The fact that Leonard is taking responsibility for this fight shows a lot of ... See more Behind the Scenes: ‘The Big Bang Theory’ Now that Leonard and Penny are married, how will they tackle ...

When The Big Bang Theory first introduced Leonard Hofstadter and Penny, few could have predicted that their unlikely relationship would become one of the series' greatest things.

Penny and Leonard were also opposites in many ways. The science-minded Leonard didn’t understand Penny’s interest in acting or her desire to spend the weekends dancing with her pals.

But first, Penny and Leonard fight in Vegas on their wedding night ... set to make her big debut on the hit series when The Big Bang Theory returns next Monday. Whether or not Leonard or Penny ...

To mark its 100th episode, The Big Bang Theory is trying a first &mdash ... relationship that started the hit series: Leonard (Johnny Galecki) and Penny (Cuoco). While calling back to the pilot ...

Of all the possible Big Bang Theory couplings ... But Leonard is in a tricky spot. While this is a weird situation for him to process, on paper, he has a girlfriend, and Penny and Raj are adults.

That's the central debate in Thursday's 'Big Bang' episode ... news to Leonard he is predictably upset and is not comforted by Sheldon's offer to add his name to the cable bill. Penny offers ...

Penny and Leonard Hofstadter’s relationship was a significant plotline throughout the entirety of The Big Bang Theory’s 12 seasons. The on-again-off-again nature of their romantic relationship ...