Dave Grohl and Brent Hinds are both what type of artist?
Brent Hinds Brent Hinds (born William Brent Hinds; January 16, 1974) is an American musician best known as a member of the Atlanta, Georgia metal band Mastodon, in which he shares guitar duties with Bill Kelliher and vocal duties with Troy Sanders and Brann Dailor.
Mantra (Dave Grohl song) "Mantra" is a song by Dave Grohl, Josh Homme, and Trent Reznor from the 2013 album "", the soundtrack to the 2013 documentary "Sound City". Grohl was joined by different artists for different tracks as Grohl's Sound City Players. For "Mantra", the final track on the album, he was joined by Homme and Reznor. Homme also appeared on two other tracks on the album, "Centipede" and "A Trick With No Sleeve".