5Most people know that The Beatles (1960-1970) were the most famous pop group of all time, who were at the heart of 1960s counterculture and whose songs transformed the music world. What, perhaps, they don't know is that they have spent more than 1,300 weeks, or 25 years, on the Billboard chart; that the artwork for Sgt. Pepper cost 60 times that of a normal album at the time; that their first live U.S. television performance was watched by 34 per cent of the population; and that they were the first band to include all the song lyrics in their album artwork. Biographic: The Beatles presents an instant impression of their life, work and legacy, with an array of irresistible facts and figures converted into infographics to reveal the musicians behind the music.