Impromptu country rock musical supergroup of Elvis Presley, Jerry Lee Lewis, Carl Perkins, and Johnny Cash
"Million Dollar Quartet" is a recording of an impromptu jam session involving Elvis Presley, Jerry Lee Lewis, Carl Perkins, and Johnny Cash made on December 4, 1956, at the Sun Record Studios in Memphis, Tennessee. An article about the session was published in the Memphis Press-Scimitar under the title "Million Dollar Quartet". The recording was first released in Europe in 1981... Wikipedia