Original: The Everly Brothers ( Don Everly , born Isaac Donald Everly February 1 , 1937 , Brownie , Muhlenberg County , Kentucky , Phil Everly , born Phillip Everly , January 19 , 1939 , Chicago , Illinois ) are brothers and top-selling country-influenced rock and roll performers , known for steel-string guitar playing and close harmony singing .
Simplified: Phil and Don Everly ( born January 19 , 1939 ) and February 1 , 1937 ) are two brothers from the U.S. state of Kentucky .