If you want to check out a very welcome new trend in science fiction fandom (assuming you're a huge geek), then Google the word "Femtroopers." This is perhaps the most celebratory development for horny Star Wars fans since Princess Leia became Jabba the Hutt's barge ho.
I think these photos are really hot, but maybe that's because I've seen "The Empire Strikes Back" at least 25 times and own a George Lucas action figure. While the armored hot pants and bare midriff are both nice touches, the contoured breast plate is definitely the sexiest/funniest part of the costume.
Article has more pictures.