Because of the February 3 date of Super Bowl XLVII , the 2013 Mardi Gras calendar in Orleans Parish was changed . Parades scheduled for February 3 and before were moved ahead one week . The same situation occurred in 2002 when the 9/11 attacks caused a one-week delay in the 2001 NFL season , resulting in the Super Bowl XXXVI falling within the Mardi Gras parade calendar
9/11 attacks
September 11 attacks
Super Bowl XLVII