 You're so vain. Carly Simon at number 17 in our countdown. Next up, Henry John Duchendorf, a folk singer and songwriter whose record company he says asked him to please shorten his name so they could get it to fit on the label. So he dropped the Henry and changed the Duchendorf to Denver, leaving only the original John. He hit number one earlier this year with Sunshine on My Shoulder, but his first chart hit was three years ago