Probot was a heavy metal side project of former Nirvana drummer and Foo Fighters frontman Dave Grohl. Described by Grohl as "a death metal Supernatural", the album mixes instrumentals recorded by Grohl himself with various metal singers whom the musician admired. The album was released in February 2004 by Southern Lord Records. It featured one single entitled "Centuries of Sin"/"The Emerald Law".
The album's cover art was created by Voivod drummer Michel Langevin.
Dave Grohl played the majority of instruments on the album, including all of the drum tracks.
From top to bottom: Kim Thayil and Matt Sweeney played additional guitar parts on the album. Cronos and Lemmy played bass guitar on the songs they sang, while Wino and Jack Black played guitar on the tracks on which they sang.
The singers featured on Probot are, from top to bottom: Cronos, Max Cavalera, Lemmy, Mike Dean, Kurt Brecht, Lee Dorrian, Wino, Tom G. Warrior, Snake, Eric Wagner, King Diamond, and Jack Black.
Foo Fighters are an American rock band formed in Seattle in 1994. Founded as a one-man project by former Nirvana drummer Dave Grohl, the lineup now consists of Grohl, Nate Mendel (bass), Chris Shiflett and Pat Smear (guitars), Rami Jaffee (keyboards), and Josh Freese (drums). Drummers William Goldsmith and Taylor Hawkins, along with guitarist Franz Stahl, are former members of the band.
Foo Fighters at Glastonbury Festival 2023. From left: Chris Shiflett, Rami Jaffee, Dave Grohl, Nate Mendel, Josh Freese and Pat Smear.
Dave Grohl (pictured in 2019) founded Foo Fighters after his band Nirvana disbanded in 1994.
Foo Fighters performing at Phoenix Festival in 1996
Long-time drummer Taylor Hawkins (pictured in 2017) joined the band in 1997.