Led by singerNasi and guitarist Edgard Scandurra, with Ricardo Gaspa on bass and André Jung on drums, Ira! was at the height of their success in the mid-to-late 1980s. Songs like "Núcleo Base", "Flores em Você" and "Envelheço na Cidade" were huge hits when first released and still enjoy considerable airplay in radio stations throughout Brazil. The band had a decline in productivity and popularity during the 1990s, but regained popularity after playing before an audience of over 250,000 at the third edition of the Rock in Rio festival in 2001 and doing an acoustic special for MTV Brasil in 2004.
2007: Internal Conflicts and Split
In September 2007, just before the band were due to have a break, Nasi departed from the band after a conflict with Airton Valadão Rodolfo, who was the band manager and also Nasi's brother.