"Blue Skies" is as song Frank Sinatra recorded in 1941 under Tommy Dorsey and his orchestra. This arrangement by Sy Oliver was Sinatra's fifteenth recording under the Victor label. Sinatra performed the song again under the Columbia label on July 30, 1946, arranged by Axel Stordahl. Irving Berlin composed this song as a last-minute addition to the 1926 Rodgers and Hart musical Betsy.