Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
Kooper produced Lynyrd Skynyrd, played with Dylan and the Stones, and formed BS&T.
When Dave recorded the first version of the song with his group the Blasters, producer Nick Lowe gave him some life-changing advice.
The Garbage drummer/songwriter produced the Nirvana album Nevermind, and Smashing Pumpkins' Gish and Siamese Dream.
The Kiss rocker covers a lot of ground in this interview, including why there are no Kiss collaborations, and why the Rock Hall has "become a sham."
Some songs get a second life when they find a new audience through a movie, commercial, TV show, or even the Internet.