Jordan McAllister and her quirky friends are celebrating Cinco de Mayo this year at a new casino in Oklahoma, compliments of recent acquaintance-famous New York chef George Christakis. With margaritas flowing and Mexican cuisine piled high, the weekend promises to be one big party. However, Jordan can't help herself and snoops her way into a scheme involving casino chips. The stakes are raised when the lead singer of the casino band turns up missing...