Our Letter B Costumes are just what you need if you have been invited to a party with a B theme. If you are off to an alphabet party you can use this section to find a great costume starting with the letter B. Pay tribute to one of the biggest boy bands in history with our collection of Beatles Costumes. We have Sgt. Pepper outfits for men and women plus much more from the Fab Four. If you would rather be the hero of the evening grab the opportunity to dress as a superhero, because, lets face it, there is nothing better than saving the day dressed as Batman. We can help you transform into a Burlesque beauty, Buzz Lightyear or even a busy buzzing bumble bee. Don't be stuck for costume ideas, our range of Letter B costumes offer something for everyone.