"You're Sixteen" is a song written by the Sherman Brothers (Robert B. Sherman & Richard M. Sherman). It reached number eight in the United States in December 1960 by Rockabilly singer Johnny Burnette. The original 1960 version of "You're Sixteen" by Johnny Burnette is featured prominently on the 1973 motion picture soundtrack of American Graffiti.
~Source Wiki

In 1956 along with his brother Dorsey Burnette and guitarist Paul Burlison, he created the group, the Rock'n' Roll Trio or Johnny Burnette and the Rock 'n' Roll Trio. That same year they began to record for the Decca Music Label and continued to until the band went there separate ways in 1957.

Burnette went on to achieve a somewhat solo career and also recorded for the labels, Liberty, EMI, MCA, United Artists, Solid Smoke, Coral and BGO. He was considered to be a contemporary of Elvis Presley and worked with the likes of, Buddy Holly, Buddy Knox, Johnny Horton, Bill Haley and Eddie Cochran.

In 1956 he appeared as himself in the motion picture "Rock, Rock, Rock." Among his many recordings are "You're 16", "Train Kept A-Rollin," "Dreamin," "Little Boy Sad," "Mona Lisa," "I'm Still Dreamin," "In The Chapel In The Moonlight," "Big Big World," "Ballad Of One-Eyed Jacks," "The Treasure Of Love," "The Fool," "Blue Blue Morning," "Memories Are Made Of This," "Pledge Of Love," "Rock Therapy," and "Honey Hush."

On August 14, 1964, Burnette's unlit fishing boat was struck by an unaware cabin cruiser on Clear Lake, California. The impact threw him off the boat and he drowned.
~Source findagrave.com