Listen to Under a Blanket online. Under a Blanket is an English language song and is sung by Glenn Miller and his Orchestra. Under a Blanket, from the album The Best Music Collection of The Modern Jazz Quarte, Duke Ellington, Gerry Mulligan and Other Famous Artists, Vol. 9 (160 Songs), was released in the year 2013. The duration of the song is 1:46. Download English songs online from JioSaavn.