Listen to Diddle De Dum (What Happens When Your Love Is Gone) online. Diddle De Dum (What Happens When Your Love Is Gone) is an English language song and is sung by Dion and The Belmonts. Diddle De Dum (What Happens When Your Love Is Gone), from the album As Time Goes By: More Hits of 40's, 50's & 60's, Vol. 19, was released in the year 2013. The duration of the song is 2:47. Download English songs online from JioSaavn.