Listen to Who Put the Benzedrine in Mrs. Murphy's Ovaltine online. Who Put the Benzedrine in Mrs. Murphy's Ovaltine is an English language song and is sung by Harry "The Hipster" Gibson. Who Put the Benzedrine in Mrs. Murphy's Ovaltine, from the album Very Best Novelty Songs, was released in the year 2017. The duration of the song is 3:07. Download English songs online from JioSaavn.