Also known as Nick Oliveri and the Mondo Generator Origin Van Nuys, California, U.S. Genres Alternative metal ，punk rock， stoner rock， hard rock， alternative rock Years active 1997–present Band formed in 1997 by Queens of the Stone Age bassist/singer Nick Oliveri. Mondo Generator (also known as Nick Oliveri and the Mondo Generator) is an American rock band founded in 1997 by Nick Oliveri. The band has released seven studio albums, four EPs, one live album and one video album.