These included The Astronauts, from Boulder, Colorado; The Trashmen, from Minneapolis, Minnesota, who reached number 4 with "Surfin' Bird" in 1964; and The Rivieras, from South Bend, Indiana, who reached number 5 in 1964 with "California Sun".
Entre estes grupos estaban The Astronauts de Boulder, Colorado; The Trashmen de Minneapolis, Minnesota, que proseguiran un número 4 con "Surfin Bird" en 1964; e The Rivieras de South Bend, Indiana, que acadaran o número 5 con "California Sun" tamén no ano 1964.