Watch out! Aliens have landed – and Chasing Fireflies is the place to discover the best of the best. Our collection includes fun boys’ alien costumes like a blue alien, unique alien abduction costume. Just for her: our girls’ alien costume assortment is a must-see. There’s an eerie alien abduction costume everyone will be talking about. A fun alien attack costume, even a pretty alien girl. Looking for a cute alien costume? Try our exclusive space unitard, paired with a light-up eye tube headband or space beanie. For real out-of-this-world fun, check out our inflatable alien costume and adult alien costumes. With our family alien costumes, everyone can get into the extra-terrestrial act this Halloween!