Listen to Ole Buttermilk Sky - 1 online. Ole Buttermilk Sky - 1 is an English language song and is sung by The Billy May Orchestra and Hoagy Carmichael. Ole Buttermilk Sky - 1, from the album Walk on the Blues Side, was released in the year 2017. The duration of the song is 2:19. Download English songs online from JioSaavn.