In the '50s and early '60s, two kings of rock'n'roll locked horns in a fierce but friendly rivalry for the hearts and minds of movie-going, music-buying teenagers everywhere: Elvis Presley and Pat Boone, aka Mr. Blue Suede Shoes and Mr. White Buck Shoes. As Pat Boone puts it, "I was the salt and he was the pepper." Follow this remarkable rivalry through rare film, TV and newsreel clips plus revealing interviews with such luminaries as Dick Clark, Tom Jones, Glen Campbell, Kenny Rogers, Bill Medley, Arlene Dahl, Joe Esposito, Shirley Jones, and the legends themselves: Elvis and Pat Boone!