Listen to When the Saints Go Marching In - 2 online. When the Saints Go Marching In - 2 is an English language song and is sung by Louis Armstrong. When the Saints Go Marching In - 2, from the album When the Saints Go Marching In: New Orleans Mardi Gras Jazz by Dr. John, Cab Calloway, Louis Armstrong, Professor Longhair & More!, was released in the year 2014. The duration of the song is 2:50. Download English songs online from JioSaavn.