Corrosion of Conformity's Pepper Keenan revealed that he first auditioned for Metallica in the '90s after James Hetfield's infamous pyro accident. Keenan has previously spoken about his 2000s Metallica audition, where he tried out to replace Jason Newsted on bass. But during a new appearance on the Garza Podcast, the frontman shared that the first time he was considered to play in Metallica was during the early '90s. They were putting the feelers out and trying to find guitar players who could come in and play guitar. Corrosion of Conformity's Pepper Keenan Reveals He Auditioned to Play Guitar in Metallica in the '90sKeenan auditioned to play bass in the band around a decade later when Newsted left.