When Brainy Smurf is favored to win the annual Smurfberry Hunt for the ninth year in a row, Gutsy Smurf sets out to discover how Brainy wins every year. Gutsy's investigation takes him into spooky Smurfy Hollow-and right into Gargamel's trap! Can Brainy and Gutsy, with the help of Smurfette, put aside their rivalry before Gargamel captures them-or worse, they come face-to-face with the legendary ghost, the Headless Horseman?