March 30, 1957 - Buddy Knox became the first artist in the Rock 'n' Roll era to write his own number one hit when 'Party Doll' topped the US singles chart. Knox would go on to score four more US Top 40 hits between 1957 and 1961 Picture: Eddie Cochran with Buddy Knox & Jimmy Bowen and Ray Price backstage at The biggest show of stars in 1957. Rare picture