jor family problems did not exist. ??? ??? ??? Rock-and-Roll Popular music genre of the 1950s and 1960s; becoming popular in the Midwest and then spreading nationwide thanks to performers such as Chuck Berry, B.B. King, and Elvis Presley. ??? ??? ??? Elvis Presley The King of Rock and Roll; Elvis rose from being a shy, lower-class southern boy to becoming the most popular Rock artist of all time.