Listen to Oh Bess Where's My Bess (From "Porgy & Bess") online. Oh Bess Where's My Bess (From "Porgy & Bess") is an English language song and is sung by Robert McFerrin and Sidney Poitier. Oh Bess Where's My Bess (From "Porgy & Bess"), from the album Greatest Musicals Double Feature - Porgy and Bess & Carmen Jones (Original Film Soundtracks), was released in the year 2014. The duration of the song is 2:31. Download English songs online from JioSaavn.