Neil Diamond is one of the most successful and best-selling musicians of all time, having sold over 100 million records around the world. He’s best known for the 1969 song “Sweet Caroline,” which is currently being preserved in the Library of Congress’s National Recording Registry. According to Diamond, “Sweet Caroline” was inspired by Caroline Kennedy, daughter of former US president John F. Kennedy. The song quickly became one of the bestsellers of 1969, peaking at no. 4 on the Billboard Hot 100 and going on to be certified gold by the RIAA after the song sold over a million copies.