July 9, 1955 - Bill Haley and the Comets' "Rock Around The Clock," a minor hit the previous year, lands in the top spot after inclusion in the juvenile delinquent drama The Blackboard Jungle, officially kicking off the rock and roll era. That same day, crooner Pat Boone releases his watered-down version of Fats Domino's #1 R&B hit, "Ain't It A Shame" (now called "Ain't That A Shame").