Shrek (voice of Mike Myers) gets in the Halloween spirit by challenging his fairytale friends to come up with scary stories for a contest. But the gang learn that they'll have to spend the night in Lord Farquaad's haunted castle before the winner is named. Cameron Diaz and Antonio Banderas reprise their roles as Princess Fiona and Puss in Boots, respectively, while Dean Edwards takes on the role of Donkey.