America's Funniest Home Videos receive hundreds of videos a year featuring cats doing crazy things, so they decided to put all the videos with cats who appear to be under the influence of catnip together in one high-larious compilation.
You can't always tell when a cat is sleepy, happy or grumpy, but you can definitely tell when a cat has been hitting the catnip- because when the catnip kicks in their frisky side comes shining through.
Love cute animals? View more at Lifestyles of the Cute and Cuddly blog