Listen to Foggy Mountain Top online. Foggy Mountain Top is an Unknown language song and is sung by Lester Flatt and Earl Scruggs. Foggy Mountain Top, from the album Lester Flatt & Earl Scruggs 1959-1963 Vol.2, was released in the year 2015. The duration of the song is 2:24. Download Unknown songs online from JioSaavn.