LOADING...
Summarize
'The Big Bang Theory's funniest hidden details revealed
Watch 'The Big Bank Theory' on Netflix and Amazon Prime Video

'The Big Bang Theory's funniest hidden details revealed

Aug 21, 2025
04:49 pm

What's the story

The Big Bang Theory has been a beloved sitcom for many fans across the globe. While most of us are well-acquainted with the quirky characters and their hilarious antics, here are some lesser-known facts about the show that even die-hard fans might have missed. From behind-the-scenes secrets to interesting character details, these insights give a deeper look into one of television's most popular series.

#1

The elevator's long journey

One of the running gags in The Big Bang Theory is the broken elevator in Sheldon and Leonard's apartment building. However, what some fans might not know is that it took 12 seasons for the elevator to be fixed. This was a deliberate choice by the show's creators to maintain continuity and provide comical moments throughout the series.

#2

Sheldon's spot explained

Sheldon Cooper's obsession with his spot on the couch is something fans are well aware of. But what many don't know is that this quirk was inspired by real-life habits of individuals who prefer particular seating arrangements for comfort and routine. The writers utilized this detail to shine a light on Sheldon's distinct personality traits.

#3

Real Science Advisors onboard

To keep the show scientifically accurate, The Big Bang Theory also had real scientists to advise them. Dr. David Saltzberg, a UCLA physicist, was one such advisor who reviewed scripts and guided them on the science behind them. This attention to detail ensured that the show was rooted in reality while still being funny.

#4

Penny's last name mystery

Throughout its 12-season run, Penny's last name was never revealed, leaving fans guessing until she married Leonard Hofstadter. The creators deliberately made this choice, as they wanted to keep an air of mystery around her character. It made the audience pay more attention to Penny's personal growth and development than to her background details, adding an interesting element to her storyline.

Tip 5

Kaley Cuoco's audition story

Did you know Kaley Cuoco originally auditioned for a different role? She first tried out for Katie, a character from an unaired pilot episode that never made it to the television screens. Her iconic casting as Penny became a huge part of her success in Hollywood.