Three bands were the undisputed arena rock kings of the early '80s -- Styx, Journey, and REO Speedwagon -- yet all weren't overnight success stories (in fact, each group initially pursued different musical styles -- prog rock, fusion, and straight-ahead hard rock, respectively, before transforming slowly into chart-topping mainstream rockers). REO Speedwagon was first formed in 1968 by a pair of University of Illinois students, keyboardist Neal Doughty and drummer Alan Gratzer. After graduation, the group signed on with then-unknown manager Irving Azoff (who would later guide...