Listen to To Whom It May Concern online. To Whom It May Concern is an English language song and is sung by Horace Silver, Kenny Dorham, Hank Mobley and Art Blakey. To Whom It May Concern, from the album The Legendary Music of Cannonball Adderley, Lambert, Horace Silver, Stan Getz, Nat King Cole and Other Hits, Vol. 6 (150 Songs), was released in the year 2013. The duration of the song is 5:11. Download English songs online from JioSaavn.