Listen to What Is This Thing Called Love online. What Is This Thing Called Love is an English language song and is sung by Ben Webster and Gerry Mulligan. What Is This Thing Called Love, 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 7:28. Download English songs online from JioSaavn.