Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musician Frank Beard of ZZ Top performs at the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Chris Graythen/Getty Images)

Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musician Frank Beard of ZZ Top performs at the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Jonathan Ferrey/Getty Images)

Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musician Frank Beard of ZZ Top talks to the media before performing at the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Rusty Jarrett/Getty Images for NASCAR)

7th Annual John Varvatos Stuart House Benefit - Arrivals

LOS ANGELES, CA - MARCH 08: Frank Beard of ZZ Top arrives at the 7th Annual John Varvatos Stuart House Benefit at the John Varvatos Store on March 8, 2009 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

Auto Club 500

FONTANA, CA - FEBRUARY 24: Frank Beard of American Hard Rock band, ZZ Top, performs prior to the NASCAR Nextel Cup Series Auto Club 500 at the Auto Club Speedway of Southern California on February 22, 2008 in Fontana, California. (Photo by Stephen Dunn/Getty Images for NASCAR)

Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musicians (L-R) Dusty Hill, Frank Beard, and Billy Gibbons of ZZ Top give the command for gentleman to start their engines prior to the start of the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Tom Pennington/Getty Images for NASCAR)

Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musicians (L-R) Dusty Hill, Frank Beard, and Billy Gibbons of ZZ Top perform at the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Chris Graythen/Getty Images)

Dickies 500

FORT WORTH, TX - NOVEMBER 08: Musicians Dusty Hill, Frank Beard, and Billy Gibbons of ZZ Top talk to the media before performing at the NASCAR Sprint Cup Series Dickies 500 at Texas Motor Speedway on November 8, 2009 in Fort Worth, Texas. (Photo by Rusty Jarrett/Getty Images for NASCAR)

F1 Grand Prix of Singapore - Previews

SINGAPORE - SEPTEMBER 24: Sebastian Vettel of Germany and Red Bull Racing meets members of the U.S. rock band ZZ Top, Billy Gibbons (left), Frank Beard (2nd right) and Dusty Hill (right) during previews to the Singapore Formula One Grand Prix at the Marina Bay Street Circuit on September 24, 2009 in Singapore. (Photo by Mark Thompson/Getty Images)

7th Annual John Varvatos Stuart House Benefit - Arrivals

LOS ANGELES, CA - MARCH 08: (L-R) Actor Kevin Bacon, Frank Beard, Dusty Hill, Kyra Sedgwick, Billy Gibbons and John Varvatos arrive at the 7th Annual John Varvatos Stuart House Benefit at the John Varvatos Store on March 8, 2009 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

7th Annual John Varvatos Stuart House Benefit - Arrivals

LOS ANGELES, CA - MARCH 08: (L-R) Billy Gibbons, Dusty Hill and Frank Beard of ZZ Top arrive at the 7th Annual John Varvatos Stuart House Benefit at the John Varvatos Store on March 8, 2009 in Los Angeles, California. (Photo by Michael Buckner/Getty Images)

Spike TV's First Annual "Guys Choice" - Arrivals

STUDIO CITY, CA - JUNE 09: (L-R) Musicians Fred Beard, Dusty Hill, and Billy Gibbons of "ZZ Top" arrives to the taping of Spike TV's First Annual "Guys Choice" at Radford Studios on June 9, 2007 in Studio City, California. Spike TV?s ?Guys Choice? premieres June 13, 2007 at 10:00pm ET/PT. (Photo by Frazer Harrison/Getty Images)