Maybe they blindfold him.
Blindfold each student, spin him in circles, and give him the opportunity to pin the mustache on the paper target.
He continued to play for over 10 minutes with a medley of Super Mario Bros. music, though he shed the blindfold after the first song.
Have each guest put on a blindfold (that should have everyone giggling!); one that's impossible to see through.
Make a blindfold out of a piece of cloth and ask the kids to try to put the roof in the correct spot on the house while their eyes are covered.