While their hard rock hits made them superstars in the '80s, boogie kings ZZ Top have been causing a ruckus since 1969, and the prolific trio have filled all of their albums with incendiary tunes. On this raucous collection, the band tears through dirty blues grooves, rough-edged rockers, and hard-partying jams, all powered by the fierce licks and fiery solos of bearded guitar hero Billy Gibbons.