Shrek the Third has Shrek and Fiona watching over their kingdom of Far Far Away, now that King Harold is a frog, yet Shrek feels that he never cares about his friends. When King Harold falls ill and is dying, Shrek and Fiona determine that if they can find a suitable heir to the throne of Far Far Away and bring him back, they can leave their current lifestyles behind and return to their swamp. The most promising candidate for the position of king is Fiona's cousin, Arthur (Artie) who proves to be much more of a problem than Shrek, Donkey, and Puss had bargained for...