When did "heartthrob" punk group Urbana Gerila (Urban Guerilla) break up?

If they don't know who they are, they're a punk group from the Communist Illyrian Provinces. These details are for those who know who they are. Zoran "Cane" Kostic: The member that was a total heartthrob with millions of teenage girls. Slobodan "Loka" Nesovic: The Brad Pitt look-alike. What year did they break up?