Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon WordTeasers WordTeasers: Medium Knock Knock Jokes 029065 Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $9.99 | / Availability: Translation missing: en.general.icons.icon_check_circle icon Only 5 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Free Gift Wrap? Add details... Gift Wrap Details Add a note Type of wrap Recipient name Save and Add to Cart Notify me when back in stock Email address Email me when available 200 family friendly Knock-Knocks jokes that are laugh out loud funny! Ages 7+