"1973Z"^^ . . "Grayson, Jack"@en . "1984Z"^^ . "\"Blackjack\" Jack Grayson"@en . . "Jack Lebsock (born in Sterling, Colorado) is an American country music artist, also known as Jack Grayson, \"Blackjack\" Jack Grayson and Jack Grayson and Blackjack. He recorded under various labels between 1973 and 1984, charting thirteen times on the Billboard Hot Country Singles (now Hot Country Songs) charts. Grayson's biggest chart hit is a No."@en . . "solo_singer" . "Jack Grayson"@en . "Jack Lebsock"@en . . "American musician" . . .