Shrek, Fiona, and Donkey are on their way to the hotel where Shrek and Fiona will spend their honeymoon when they encounter Lord Farquaad's ghost. Farquaad sends his henchman, Thelonious, to bring Princess Fiona to him where he will force her to become the queen of the ghostly world. Now, Shrek and Donkey must save the princess in this timeless tale that's filled with spooky-good fun.

On Halloween, innocent-looking carved pumpkins reveal themselves for what they really are -- mutant aliens.

Shrek is bored on Halloween, and wants to have something scary. The power of Thriller gives him more than he bargained for.

Of the famous Three Little Pigs, Heimlich is the one porker who finds a conspiracy around every corner. When The Big Bad Wolf moves in next door, Heimlich tries to warn his piggy pals Horst and Dieter that this may not bring a fairy-tale ending. Tired of hearing him 'cry wolf,' they ignore Heimlich's warnings until it's almost too late for them to live happily ever after. The chase is on!

After a mutant alien pumpkin explodes on the Murphy's carrot garden, zombie carrots start attacking the immediate area, and it's up to the Monsters to save the night again.