Dion DiMucci (born Dion Francis DiMucci, 18 July 1939), is a songwriter as well as a singer, who is still widely recognized as one of the top singers of his era, blending the best elements of doo-wop, pop, and R&B styles. "Runaround Sue", stormed up the charts, reaching # 1 in the US charts in September 1961. Rock and Roll just didn't get any better than this!