During the formative years of rock & roll, aliases were readily adopted by performers in pursuit of a hit. Hardly surprising given the way that some artists were favourably promoted over others. Moonlighting on a rival label was therefore considered legitimate for those seeking their just desserts. The fact that the labels themselves were often responsible for the chicanery, would explain its common occurrence. Such notorieties as: Bill Haley, Shorty Rogers Duane Eddy, Phil Spector, Dave 'Baby' Cortez, Buck Owens, The Champs, Chuck Berry, Ritchie Valens, Ronnie Hawkins and more...