20th Century Fox Home Entertainment teamed up with Hollywood Video to promote WHAT HAPPENS IN VEGAS with an in-store sweepstakes. Consumers who bought or rented WHAT HAPPENS IN VEGAS at participating Hollywood Video locations were automatically entered in the sweepstakes. One Grand Prize winner received a 2-day trip for two to Las Vegas to stay at the Planet Hollywood Resort and Casino. Promotional elements included in-store displays, a radio campaign as well as coverage on the Hollywood Video website and magazine.