Celebrity devotees of the Mahareshi Mahesh Yogi and friends, at his academy in India, high up in the Himalayas, where they are studying transcendental meditation, March 1968. From left to right, Patti Boyd, John Lennon (1940 – 1980), Mike Love of The Beach Boys, Mahareshi Mahesh Yogi, George Harrison (1943 – 2001), Mia Farrow, John Farrow, Donovan, Paul McCartney, Jane Asher, Cynthia Lennon.(Photo by Keystone Features/Hulton Archive/Getty Images)
LONDON, ENGLAND – DECEMBER 18: (EDITORIAL USE ONLY) Sir Paul McCartney performs at The O2 Arena during his 'Got Back' world tour on December 18, 2024 in London, England. (Photo by Jim Dyson/Getty Images)
Press launch of 'Sgt. Pepper's Lonely Hearts Club Band' the eighth studio album by The Beatles May 1967. Pictured at house in 24 Chapel Street. Belgravia London May 1967. (Photo by Sunday People/Mirrorpix/Getty Images)
Sir Paul McCartney performs a surprise concert at 1 p.m. to promote his album "New" at Times Square on October 10, 2013 in New York City. (Photo by Taylor Hill/FilmMagic)