The Beatles were a British rock band formed in Liverpool in 1960. They are widely regarded as the most influential band of all time and are often referred to as the 'Giants of Rock'. The band consisted of John Lennon, Paul McCartney, George Harrison, and Ringo Starr. Their sound was characterized by their use of innovative recording techniques, vocal harmonies, and an extensive repertoire of songs. They achieved international fame with their albums Revolver, Sgt. Pepper's Lonely Hearts Club Band, and Abbey Road. The Beatles have sold more than 600 million records worldwide, making them one of the best-selling music artists of all time.