Warren Buffett's upgrade of his trusty Cadillac in 2014 was a whole saga. download the app Email address Sign up By clicking “Sign Up”, you accept our Terms of Service and Privacy Policy . But it's hard to top Warren Buffett, whose upgrade saga involved a frontwoman, a free hat, a $122,000 charity auction, a police stop, and GM CEO Mary Barra. AdvertisementA Cadillac and a matching hatThe Berkshire CEO dispatched his daughter, Susie Buffett, to scope out a local Cadillac dealer. The saleswoman didn't know the car was for Warren Buffett until after the sale was made.

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