Get the look from the funny and sexy Katy Perry music video with this Last Friday Night Costume for Women. Katy has become a pop sensation and now you can wow the crowd at you next party or this Halloween with this fun outfit. This officially licensed costume features a neon green and pink mini dress with matching green belt. Complete the look with our Katy Perry Last Friday Night Wig and Braces! This polyester costume is available in women’s sizes XS, S, M and L. Hand wash.