Listen to A Cup of the Blues online. A Cup of the Blues is an Instrumental language song and is sung by Bitter Sweet Jazz Band. A Cup of the Blues, from the album Relaxing Coffee Moods:おいしい一杯とジャズ - Cappuccino and Chill, was released in the year 2022. The duration of the song is 1:17. Download Instrumental songs online from JioSaavn.