Origins of rock and roll roll was set by disc jockey Alan Freed's use of the term in his groundbreaking "The Rock and Roll Show" on New York's WINS in late 1954, as well as at his "Rock and Roll Jubilee Balls" at St. Nicholas Arena in January 1955, they chose to judge their candidates according to the music Freed spotlighted: R&B combos, black vocal groups, honking saxophonists, blues belters, and several white artists playing in the authentic R&B style (Bill Haley, Elvis Presley). The artists who appeared at Freed's earliest shows included orchestra leader Buddy Johnson, the Clovers, Fats Domino, Big Joe Turner, the
Mobile disc jockey American Disc Jockey Awards Show was established, and its first edition was held in Las Vegas, Nevada. Since then, thirteen mobile DJs have been elected to the American Disc Jockey Hall of Fame. The thirteen members include John Rozz, Al Lampkin, Joe Martin, Robert A. Lindquist, Jon Michaels, Mike Buonaccorso, Sid Vanderpool, Bobby Morganstein, John Roberts, Ken Knotts, Ray "Ray Mar" Martinez, Cesar Cosio, and Bernie Howard-Fryman. The American Disc Jockey Awards Show annually recognizes and honors individuals who have given of themselves to benefit their community or a charitable cause in the name of the ADJA or the DJ