Since his debut single "I'm On Fire" in 1975, Dwight has been providing Spinal-Tap moments and misadventure.
Jason co-wrote many of Colbie Caillat's hits, including "Bubbly" and "Realize."
On Glen's résumé: hit songwriter, Facebook dominator, and member of Styx.
Max Cavalera of Soulfly (ex-Sepultura)
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.