 Butler's poor 1966 season meant he was outside the top-10 in the Ryder Cup points list and he missed out on a place in the 1967 Ryder Cup.The year finished on a successful note with a win in the Piccadilly Medal.Butler had one of his best seasons in 1968, winning the Penfold Tournament, after beating Dave Thomas in a playoff, the French Open and the W.D.