Here's pretty much everything you need to know about The Big Bang Theory theme song and who performed it, in case you were ...

In the earliest days of MTV, few songs were more inescapable than Devo ... but it’s been life-changing. “The Big Bang Theory absolutely changed everything for me,” Robertson adds.

For a lucky few, a composition on an enduring, popular show can rake in millions of dollars and be, as one songwriter puts it, “the gift that keeps on giving” ...