The Big Bang Theory type TV Show network CBS genre Sitcom Where to watch Close Streaming Options

Want to see Stephen Hawking do The Big Bang Theory theme song?

Below and exclusively on EW.com, the world’s most famous theoretical physicist greets TBBT fans at Comic-Con with this very special message:

Not surprisingly, fans in the room loved this.

Hawking has crossed paths with Sheldon Cooper before — he had a guest star appearance on CBS’ top-rated comedy last year.

And here’s another video that played during Big Bang‘s big Comic-Con panel. This one is a lively retrospective of some of the best moments from season six:

EW.com will have full coverage of Big Bang‘s #SDCC panel in the Inside TV blog soon.