In May 2000, Kid Rock released the compilation album "The History Of Rock", behind the single "American Bad Ass". The song sampled Metallica's 1991 song "Sad but True",peaking at No. 20 on the mainstream rock chart. Kid Rock would join Metallica on their 2000 Summer Sanitarium Tour along with Korn and System Of A Down. Kid Rock and Jonathan Davis filled in on vocals for an injured James Hetfield in Atlanta on July 7, 2000. Kid Rock performed American Bad Ass along with the Metallica classics Sad But True, Nothing Else Matters, Fuel and Enter Sandman along with covers of Turn The Page and Fortunate Son. The History Of Rock was certified double platinum and Kid Rock embarked on 2000s History Of Rock and 2001's American Bad Ass Tour's. American Bad Ass was nominated for the Grammy for Best Hard Rock Performance in 2001, losing out to Rage Against the Machine's "Guerrilla Radio". His song with Robert Bradley "Higher" was featured in a TV spot for Gatorade.