Irritated by Dudley's constant yelling, Kitty, Keswick and the Chief agree to put a collar on Dudley that blocks his voice. It turns out to be the worst possible time, as the Caped Cod tries to flood Petropolis. / Dudley's birthday is only a few days away and Quacky and the Sharing Moose come to offer a fake place to celebrate his birthday. After some party objects are stolen, Dudley learns Quacky and Sharing Moose are the thieves, but Quacky blackmails him saying that if they are arrested, he will can not celebrate his birthday.