On January 3, 2009, Warner led the Cardinals in their victory over the Atlanta Falcons 30–24 at home in the first round of the playoffs. During the game Warner went 19 for 32 passing, a completion percentage of 59.4%, for 271 yards. He threw two touchdowns and one interception. This win represented the first time the Cardinals had won a post-season home game since the 1947 NFL Championship Game.