Listen to Keep Sweeping the Cobwebs off the Moon online. Keep Sweeping the Cobwebs off the Moon is an English language song and is sung by Her Blue Grass Boys and Lee Morse. Keep Sweeping the Cobwebs off the Moon, from the album Lee Morse: A Musical Portrait, was released in the year 2018. The duration of the song is 2:30. Download English songs online from JioSaavn.