Wendell Young won the 1982 Memorial Cup with the Kitchener Rangers on a team that included fellow future NHLers Brian Bellows, Al MacInnis, Mike Eagles, Mike Hough, Scott Stevens and John Tucker. Here's that team.
http://www.hockeydb.com/ihdb/stats/leagues/seasons/teams/0008121982.html
The Memorial Cup is the championship of the Canadian junior hockey leagues, which include the Western Hockey League, Ontario Hockey League and the Quebec Major Junior Hockey League.
Here's an account of that Memorial Cup:
http://www.chl.ca/CHLMemorialCup04/history_1982.html
Thanks! That's he one I couldn't think of.