The Boys was an English band that was few month in Spain. They dressed as The Beatles, sung as The Beatles. They recorded the instrumentals for this 45, under "Los senadores", edited in june, 1964, and under the only one item of Cantagallo Records. César is the artistic name of Ignacio González Pesquera, who later became the singer of "Nueva Genración".
Let us listen this cover of "Memphis Tennessee", by Chuck Berry.