Reminds of Khalid El Amin "we gonna shock the world" before Duke NCAA Final 1999, Joe Namath "guarantee of victory" when Jets were 19 point underdogs in Super Bowl III to Colts, Mark Messier guaranteeing victory for Rangers over Devils in 1994 then scoring hat trick.
http://espn.go.com/mens-college-basketball/tournament/2015/story/_/id/12557302/west-virginia-mountaineers-feeling-confident-going-ncaa-tournament-game-kentucky-wildcats
http://espn.go.com/mens-college-basketball/tournament/2015/story/_/id/12557302/west-virginia-mountaineers-feeling-confident-going-ncaa-tournament-game-kentucky-wildcats