Here’s the fifth installment of studio session videos from our Christmas album, Prepare Him Room. O Come, O Come, Emmanuel has a rich and varied history. The tune originated somewhere in 15th century France, while the lyrics have their origins in the centuries old O Antiphons, sung or recited by some Catholics and Anglicans at Vespers from December 17 to December 23. Each verse of the carol focuses on a different title for Christ. Depending on which version you sing, we hail Christ as Emmanuel, Rod of Jesse, Dayspring, Key of David, Desire of Nations, Wisdom, and Lord of Might. The most common version of O Come, O Come, Emmanuel was …