Frank Beard's health has once again pulled him away from ZZ Top's drum kit, and this time it cost the band a marquee show. tour's next leg, was abruptly canceled, and a band spokesperson has since confirmed Beard's health was the reason behind it. Not Beard's First Health SetbackThis isn't the first time Beard's health has interrupted ZZ Top's touring schedule recently. Beard, 76, has served as ZZ Top's drummer since 1969, making him one of the band's longest-tenured members alongside Gibbons. ZZ Top's tour continues, with Monahan remaining on drums for the foreseeable future.