If you haven't heard of Abba then you haven't lived! Abba is quite possibly the most famous pop group of all time and originate from the depths of Sweden. Here you can browse all of our Abba related fancy dress outfits and accessories including wigs, glasses and even our silver microphone. Why not team up with some friends and attend your costume party as the entire group - the only thing that will be left for you to do is practice your Abba singing voice! "I'm in the mood for dancing"!