Spears, with daughter Maddie, compares prices and products at a Wal-Mart in McComb, Miss. Plus: Jake & Reese, Victoria Beckham, Mariah & Nick and more


Mariah Carey – displaying a sexy sparkler on her backside – cozies up to husband Nick Cannon Saturday during the Andre Agassi Charitable Foundation's 13th Grand Slam for Children benefit at the Wynn Las Vegas Hotel and Casino.