Matt Sorum's touring project Kings of Chaos features members of at least one rock band.
Aerosmith is an American rock band , sometimes referred to as `` the Bad Boys from Boston '' and `` America 's Greatest Rock and Roll Band '' . Matt Sorum . In 2012 , Sorum founded a touring project , entitled Kings of Chaos , featuring members of Guns N ' Roses , Deep Purple , Def Leppard , Aerosmith , ZZ Top , Cheap Trick and Slipknot .