Listen to Mack the Knife online. Mack the Knife is an English language song and is sung by Louis Armstrong. Mack the Knife, from the album 100 Swing Classics & Big Band Jazz: The Very Best from the Age of Swing, Wartime 1940s and Fabulous 50s, was released in the year 2017. The duration of the song is 3:24. Download English songs online from JioSaavn.