"We're anxiously anticipating bringing a little joy to a hard-hit region," Houston native says of upcoming show, which will raise $100,000 for relief
Band "especially concerned with the plight of so many of our fellow Texans in the wake of the flooding caused" by historic storm
"We were fortunate enough to have been touched by him and those moments remain treasured encounters," ZZ Top guitarist writes
Bearded country singer appears in a musical skit, also performs "I Was Wrong" off new album 'From A Room: Volume 1'
Track comes from recently released 'ZZ Top Live! Greatest Hits From Around the World'
Emmy-winning actor and talk show host run through their heavy rotations from ZZ Top to Morrissey
"Sharp Dressed Man" and "La Grange" highlight the latest installment of 'Skyville Live,' a salute to Gibbons
Traveling event also featuring Jason Isbell and Marshall Tucker Band includes five one-day performances throughout the summer
Feisty trio team up for a fiery run through a rock classic
"I stand in awe of what he's accomplished," band's Billy Gibbons says of Thomas Micklethwait's culinary tribute
ZZ Top's guitarist on how the Stones, Devo and a backwoods cathouse inspired some supercharged Texas-blues classics
Track will appear on blues-rock legend's upcoming Afro-Cuban record, 'Perfectamundo'
In-demand sideman takes centerstage on new, desert-inspired duets album
ZZ Top guitarist mourns the legendary bluesman, "an early and continuing hero"
See front-and-center shots of Dierks Bentley, Miranda Lambert, Tim McGraw and more superstars at the huge California fest