Listen to Let's Do It Again (Instrumental) online. Let's Do It Again (Instrumental) is an Instrumental language song and is sung by Wu-Tang Clan and Mathematics. Let's Do It Again (Instrumental), from the album Black Samson, the Bastard Swordsman (Instrumental), was released in the year 2025. The duration of the song is 3:48. Download Instrumental songs online from JioSaavn.