 " Road to the North Pole " is the seventh episode of the ninth season of the animated comedy series Family Guy . Directed by Greg Colton and co @-@ written by Chris Sheridan and Danny Smith , the episode originally aired on Fox in the United States on December 12 , 2010 . In " Road to the North Pole " , two of the show 's main characters , baby Stewie and anthropomorphic dog Brian , who are voiced by series creator Seth MacFarlane , go on an adventure to the North Pole in an attempt to kill Santa Claus . They eventually discover a dreary , <unk> factory full of disease @-@ ridden elves and carnivorous , feral reindeer , along with a sickly , exhausted Santa who begs to be killed . Stewie and Brian take pity on him , however , and decide to fulfill Christmas by delivering gifts to the entire globe , albeit unsuccessfully . 
