Formed in Liverpool in 1960, The Beatles became one of the most commercially successful and critically acclaimed acts in the history of popular music. The group - John Lennon, Paul McCartney, George Harrison and Ringo Starr - built its reputation playing clubs in Liverpool and Hamburg over a three year period from 1960. As of 2012, they hold the record for most number-one hits on the Hot 100 chart with 20. They have received 7 Grammy Awards from the American National Academy of Recording Arts and Sciences, an Academy Award for Best Original Song Score and 15 Ivor Novello Awards from the British Academy of Songwriters, Composers and Authors.