Heidi Klum made a shimmering sartorial statement on the red carpet of "America's Got Talent" on Tuesday in Pasadena, Calif. The longtime model joined fellow judges Howie Mandel, Sofía Vergara and Simon Cowell for the finale performances live show.

Simon Cowell has refused to change his look for almost a decade, despite having close friend Heidi Klum on hand to help.

Simon Cowell is terrified of having close friend Heidi Klum change his long standing screen look - for fear of her dressing him in rhinestones. German supermodel Klum revealed that Cowell has ducked the opportunity to ditch his favoured items of t-shirt and jeans alongside her for almost a decade.