Goofy Knock-Knocks

Who's that knocking on the door? Sounds like something's fun out there. Knock-Knock . Who's there? Account . Account who? Account named Dracula. Nothing beats a good knock-knock for a giggle, a guffaw, a chuckle, and a chortle. Kids would happily tell them forever. Fortunately, there's plenty here to keep them going, with hundreds of hilarious choices enhanced with cartoon-like illustrations. Knock-Knock . Who's there? Itch . Itch who? Gesundheit ! Or how about this for a hearty Knock-Knock . Who's there? Zinc . Zinc who? Zinc I was really out of knock-knock jokes? Not with this collection at hand!