Listen to Christmas Medley: We Wish You A Merry Christmas / O Come All Ye Faithful / Once In Royal David’S City / While Shepherds Watched / The First Noel / Good King Wenceslas / Hark! The Herald Angels Sing online. Christmas Medley: We Wish You A Merry Christmas / O Come All Ye Faithful / Once In Royal David’S City / While Shepherds Watched / The First Noel / Good King Wenceslas / Hark! The Herald Angels Sing is an English language song and is sung by Max Bygraves. Christmas Medley: We Wish You A Merry Christmas / O Come All Ye Faithful / Once In Royal David’S City / While Shepherds Watched / The First Noel / Good King Wenceslas / Hark! The Herald Angels Sing, from the album Singalonga Christmas, was released in the year 2011. The duration of the song is 5:11. Download English songs online from JioSaavn.