Simon Cowell -- Drops $500k to Pamper 'X Factor' Finalists

You know you're rich when ... you spend $500,000 to upgrade 160 "X Factor" contestants to a "nicer" hotel simply because you felt like it -- like Simon Cowell just did. It all went down in Miami ... where the 160 wannabes who made it past the…

Thora Birch Tila Tequila Tina Fey Tricia Helfer