The man who could've potentially turned a hundred bucks into a whopping $1.7 MILLION on one bet is taking the guaranteed money and running ... cashing out of his viral championship-winner parlay at $80,900.
Wayne Shelton became internet famous over the past few weeks ... after it was revealed he was an Oklahoma City Thunder NBA Finals title away from becoming a millionaire thanks to a three-leg parlay he placed last year -- when he picked OKC, the Texas Rangers and Kansas City Chiefs to win their respective championships at +1143000 odds (with 50% boost).