Member:
NA- Andrew WK - vocals  
1984-2000 Obituary - vocals  
2002- Obituary - vocals  
2008- Tardy Brothers - vocals  
Guest musician:
1989 Sepultura - vocals  
1990 Napalm Death - backing vocals  
1991 Master - backing vocals  
2004 Necro - vocals  


Personal information

Born on: 15.03.1968

John Tardy (born March 15, 1968) is an American vocalist who is best known for his work with the death metal bands Obituary[1] and Tardy Brothers. He is the brother of Donald Tardy who is the drummer of Obituary.