Squeak squeak! Mouse costumes are an adorable option for an animal themed party. Looking for group costume ideas? Have a friend go as a cat (see our purr-fect cat costumes here). Afterall, what’s Tom without Jerry? Mice have been the stars of many cartoons, not just Tom & Jerry. Perhaps the most famous mice of them all, Mickey and Minnie mouse are renowned for their signature black, white and red outfits. Don’t miss our premium Minnie Mouse costume so your little one can be the star of their own show.