One of the longest lasting legends of the Rock N Roll era is Neil Sedaka with hits like “Oh Carol,” “Happy Birthday Sweet Sixteen,” and the monster hit, “Breaking up Is Hard to Do,” which is worth up to $50.00 with picture sleeve.” Sedaka also wrote hits for others like “Stupid Cupid” and “Where the Boys Are” for Connie Francis. His first album “Neil Sedaka,” released on RCA in stereo in 1959, is worth up to $100.00 today.