Geir Greni has 1 Billy Gibbons concert.

William Frederick "Billy" Gibbons (born December 16, 1949) is an American musician, actor and car customizer, best known as the guitarist of the Texas blues-rock band ZZ Top. He is also the lead singer and composer for many of the band's songs. Gibbons is known for playing his Gretsch Billy Bo guitar and his famous 1959 Gibson Les Paul guitar known as Pearly Gates. Gibbons has a bass vocal range, spanning E♭1 to E♭5, one of the widest ranges in rock.