No, Kim Hill didn't write 'O Holy Night.' But she holds a copyright for it. You can "Go Tell It on the Mountain" 149 different ways this Christmas season. The go-to website for evangelical church worship music boasts over 200 copyrighted versions of the medieval hymn "O Come O Come Emmanuel." Christian Copyright Licensing, Inc. (CCLI) also lists 122 licensed versions of "O Holy Night" and 202 versions of "Hark the Herald Angels Sing." Most have the same tune as the public dom