Dressed up and ready to attend a birthday party, Pauline is distraught to find that her hamster has chewed up the invitation, leaving the number 5 as the only clue to where the party is taking place.Dressed up and ready to attend a birthday party, Pauline is distraught to find that her hamster has chewed up the invitation, leaving the number 5 as the only clue to where the party is taking place.