Listen to Now We Know online. Now We Know is an English language song and is sung by Artie Shaw And His Orchestra. Now We Know, from the album Gloomy Sunday (The Bluebird Recordings in Chronological Order, Vol. 6 - 1939 - 1940), was released in the year 2013. The duration of the song is 3:18. Download English songs online from JioSaavn.