Listen to Little Man You've Had a Busy Day online. Little Man You've Had a Busy Day is an English language song and is sung by Count Basie and Sarah Vaughan. Little Man You've Had a Busy Day, from the album Oueens of Jazz (The Joy and Pain of the Jazz Divas), Vol. 13, was released in the year 2013. The duration of the song is 4:54. Download English songs online from JioSaavn.