Pedzisa mutsara unotevera: Akakomborerwa nehukuru uye mutsara wakashata kuti uende nekubata kwakapfava kunotenderedza mambure, Momesso akatamba hockey yake yechidiki yeShawinigan Cataractes yeQMJHL, uye yakanyorwa 27th yakazara mu
1983 NHL Entry Draft neguta rokumusha kwake reMontreal Canadiens. Akaita NHL yake yekutanga mwaka unotevera pazera remakore gumi nemasere, achitamba mutambo mumwe chete wevaCanadiens, asi akaramba ari mudiki kweakawanda emwaka miviri inotevera, panguva iyo yaakatanga kutonga QMJHL uye kuzvisimbisa seye blue-chip NHL tarisiro. Muna 1984/85, akarekodha zvibodzwa makumi mashanu nezvitanhatu nemapoinzi zana nemakumi matanhatu nematanhatu mumitambo makumi matanhatu nematanhatu chete, pamwe nemaminetsi mazana maviri nemakumi maviri nematanhatu, uye akatumidzwa zita rekuti QMJHL Player yeGore.