Pedzisa mutsara unotevera: Mudziviriri anogara ari pamba, Guy akatamba hockey yake yechidiki neMedicine Hat Tigers uye akasarudzwa 71st yose neFlames mu
1983 NHL Entry Draft. Akasaina neFlames uye akatendeuka pro muna 1985, uye akaita NHL yake yekutanga mu1986-87 achionekwa mumitambo makumi maviri nemana uye achinyora mana anobatsira.