![The Big Bang Theory: Series theme song has ONE glaring mistake – but what is it? | TV & Radio | Showbiz & TV | Express.co.uk The Big Bang Theory: Series theme song has ONE glaring mistake – but what is it? | TV & Radio | Showbiz & TV | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/20/590x/Big-Bang-Theory-What-is-the-mistake-in-theme-song-1188531.jpg?r=1570630834852)
The Big Bang Theory: Series theme song has ONE glaring mistake – but what is it? | TV & Radio | Showbiz & TV | Express.co.uk
![The Big Bang Theory" Opening Theme on Piano (Music History in 20 seconds!!!) [Original Piano Cover] - YouTube The Big Bang Theory" Opening Theme on Piano (Music History in 20 seconds!!!) [Original Piano Cover] - YouTube](https://i.ytimg.com/vi/GokB2dv7hD0/maxresdefault.jpg)
The Big Bang Theory" Opening Theme on Piano (Music History in 20 seconds!!!) [Original Piano Cover] - YouTube
![The Big Bang Theory Official Soundtrack | Freestyle Version Live Theme Barenaked Ladies | WaterTower - YouTube The Big Bang Theory Official Soundtrack | Freestyle Version Live Theme Barenaked Ladies | WaterTower - YouTube](https://i.ytimg.com/vi/89McM578Vx0/maxresdefault.jpg)
The Big Bang Theory Official Soundtrack | Freestyle Version Live Theme Barenaked Ladies | WaterTower - YouTube
![About that reworked version of the theme for "The Big Bang Theory": There's a story here. - Alan Cross About that reworked version of the theme for "The Big Bang Theory": There's a story here. - Alan Cross](https://www.ajournalofmusicalthings.com/wp-content/uploads/2017/09/Big-Bang-Theory-TV-series.jpg)