Advertisement3 Celebrity Friendships That Weren't Meant To BeAugust 18, 2012NPR StafffacebookEmailPaul McCartney, Ringo Starr, George Harrison and John Lennon prepare to take off for a U.S. tour on Aug. 13, 1965. Fourteen days later, they'd find themselves in a much-anticipated but very awkward meeting with Elvis Presley. (Getty Images)