Simplify the following text for a Grade 3 native English-speaking person.
Original: They repeated this feat in their most successful season in 2009 , this time winning the game and their first conference championship to send them to their first Super Bowl appearance . At Super Bowl XLIV , the Saints won the city of New Orleans its first league championship , defeating the Indianapolis Colts 31-17 .
Simplified: The Saints won the Super Bowl in the 2009 season .