The Big Bang Theory

The Big Bang Theory: The Ultimate Penny Quiz

Do you know everything there is to know about Penny from The Big Bang Theory?

The Big Bang Theory: Progressively Harder Sheldon Or Leonard Quiz

How much do you know about The Big Bang Theory's Sheldon Cooper and Leonard Hofstadter?

The Big Bang Theory: The Progressively Harder Amy Farrah Fowler Quiz

Do you know everything there is to know about The Big Bang Theory's Amy?

The Big Bang Theory Quiz: Who Said It- Howard Or Bernadette?

Only the biggest Big Bang Theory fans will identify all of these Howard and Bernadette quotes.

The Big Bang Theory Vs. Seinfeld Quiz: Who Said It - Penny Or Elaine?

How much do know about The Big Bang Theory's Penny and Seinfeld's Elaine? Let's find out!

8 Ways Test Audiences Changed TV Shows

These TV shows very nearly looked completely different before test audiences saved the day.

By Gareth Morgan

The Big Bang Theory: The Progressively Harder Raj Koothrappali Quiz

Do you know everything that there is to know about The Big Bang Theory's Rajesh Koothrappali?

The Big Bang Theory Quiz: Who Said It - Sheldon Or Penny?

Can you tell Sheldon and Penny apart in this ultimate The Big Bang Theory quiz?

The Big Bang Theory Quiz: Who Said It - Penny Or Leonard?

Can you tell if it was Penny or Leonard who said these 12 quotes?

The Big Bang Theory: The Progressively Harder Leonard Hofstadter Quiz

Will you prove to be the ultimate fan of Leonard Hofstadter? Let's find out!