Listen to Mack The Knife online. Mack The Knife is a German language song and is sung by Lotte Lenya and Louis Armstrong & The All Stars. Mack The Knife, from the album Echoes of Germany: German Popular Music of the 1950s and Early 1960s, was released in the year 2014. The duration of the song is 3:14. Download German songs online from JioSaavn.