Some girls just have it all Your pup will be the cutest Mean Girl in the clique this year when you dress her up in our Mean Girls Pet T-Shirt - Wednesdays We Wear Pink costume! This costume is all you need to turn your furry friend into the prettiest, most popular canine at the dog park. Featuring a pink pull-on T-shirt with the words "On Wednesdays We Wear Pink" printed on the back, you're going to love how cute your pup looks in this adorable costume this year. Go ahead - add some designer appeal to your pup's Wednesday walk or day out at the dog park!