They haven't invented GPS for music yet. It ususally takes an artist a couple of albums to truly find their muse/groove. Since you typically get to know a group once they're famous, it can be a revelation to work backward into their past. We've got wet-behind-the-ears artists Judas Priest, Scorpions, Jerry Garcia, Queen, ELO, Elton John, Bee Gees and Rod Stewart.