Question: Them Crooked Vultures and The Rockfords, are both bands for which music type?
Sentence (from "Them Crooked Vultures"): Them Crooked Vultures is a rock supergroup formed in Los Angeles in 2009 by John Paul Jones (former member of Led Zeppelin) on bass and keyboards, Dave Grohl (of Foo Fighters and formerly of Nirvana) on drums and backing vocals, and Josh Homme (of Queens of the Stone Age, Eagles of Death Metal and formerly of Kyuss) on guitar and vocals.
Relevant evidence: Yes