How to play "Hark! The Herald Angels Sing" on a keyboard

Dust off that musical instrument of yours! Learn how to play "Hark! The Herald Angels Sing" in this keyboard and piano video music lesson. Hell, you could even play this song on a synthesizer if you'd like. Just follow along on your piano and pick up the chords and notes to play the Christmas song "Hark! The Herald Angels Sing." Learn the shortcut to playing this song with this piano cheat.

The illustration in this video is quite clear and self-explanatory, so just follow along. The song had been divided into three parts. Part 1a and Part 1b are very similar except the ending. Part 3 though, is repeated, the endings are different, too. Please take note.