Listen to Wachet Auf! online. Wachet Auf! is an English language song and is sung by Jolle Greenleaf, Kirsten Sollek, Ryan Turner and Paul Shipper. Wachet Auf!, from the album Christmas Vespers: Music of Michael Praetorius, was released in the year 2015. The duration of the song is 2:47. Download English songs online from JioSaavn.