Listen to In a Mellow Tone online. In a Mellow Tone is an English language song and is sung by Ben Webster and Gerry Mulligan. In a Mellow Tone, from the album Gerry Mulligan Meets Ben Webster (with Jimmy Rowles, Leroy Vinnegar & Mel Lewis), was released in the year 2013. The duration of the song is 6:57. Download English songs online from JioSaavn.