Former teen idol Debbie Gibson proved that age is nothing but a number when she rocked a teeny leotard for a performance at the New York Knicks game recently. Gibson donned a sparkling, plunging leotard with fishnet tights when she hit Madison Square Garden for a performance on Thursday, Nov. 14 during the Knicks versus Houston Rockets game, Us Weekly noted. The 42-year-old strutted her stuff on the court, wearing just the bodysuit and a pair of heels. "Happiness and awareness!" Gibson told...