Creating a catchy song for a television show can be a career-changing moment for any band or artist. Take the intro song on , the band behind the song .

As for the intro song, it was a different story. As we'll reveal in the following, Chuck Lorre was a major factor in regard to the song. In addition, it wasn't the actual cast singing and instead, stand-in singers took part.

Perhaps the most unique stand-in was the actress singing for Angus T.