Keep reading to learn about more events in Top 40 history from Aug. 11. He is best known as a member of The Guess Who, a band that has scored multiple U.S. Top 40 singles, as of this writing. He is best known as a member of The Guess Who, a band that has scored multiple U.S. Top 40 singles, as of this writing. The GRAMMY-nominated band hit it big in the 1980s when they placed up to five Top 40 singles in the U.S., including “Head Over Heels” and “We've Got The Beat.” Industry Changes and ChallengesMany music industry changes from Aug. 11 impacted popular culture and Top 40 history, including:1966: John Lennon publicly apologized while in Chicago for his remarks about The Beatles' popularity.