YouTube star Peter Hollens, who is famous for singing with himself in amazing harmonies, does his oft-requested version of Mary Did You Know? in this new video out today. Mary Did You Know? is an amazing piece of Christmas music. It is totally contemporary, the lyrics to it being written in 1984 by Mark Lowry, the first to make the song a hit. In an interview Lowry explained how he happened upon the lyrics: Well, my Pastor asked me to write the Christmas program for our church, called The Living Christmas Tree, & I wrote some monologue to go inRead more