ZZ Top has released 15 studio albums and sold an estimated 50 million albums worldwide. They have won three MTV Video Music Awards, and in 2004, they were inducted into the Rock and Roll Hall of Fame. "Rolling Stone" ranked Gibbons number 32 on its list of the "100 Greatest Guitarists of All Time". Throughout their career, as a band and as individuals, they have supported several campaigns and charities, including Childline, St. Jude Children's Research Hospital, and a fundraiser for the Delta Blues Museum.