John Bradshaw has 19 Frenzal Rhomb concerts.

Frenzal Rhomb is an Australian punk rock band that formed in 1992, in Sydney, Australia. A long-standing institution in Sydney music scene but with a national and international base of fans, Frenzal have consistently nurtured new generations of young fans through endless touring, festival appearances and all ages shows. With a sound that is most often characterized as 'California pop/punk', the band is overtly left-wing political and known for their humorous, savage and insightful lyrics.