Add the Hitch Critters Wheelie Hog to your ride and watch the smiles in your rear-view mirror! Next time you've got some road ragers coming up behind you, inject some smiles with the laugh-riot comedy of these Hitch Critters. Fits over any standard two-inch hitch ball and plugs into your standard trailer lights. When you hit the brakes, your Hitch Critter goes into action, popping a wheelie every time you hit the brakes! The headlight on the bike is a functional brake light, for extra visibility and safety. An easy and fun way to lighten the mood of any trip.