Beckham, LeBron & Bieber - Meet 'the GOAT' of hat making

Alberto Hernandez has designed hats for LeBron James, David Beckham and Miley Cyrus. Now the LA artist has an "extreme" hat in store for his wildest client - Carolina Panthers’ quarterback Cam Newton.

Player Makers USA is a six-part series of amazing stories from people who work in the background for some of the biggest names in American and global sport.

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