DIY Pineapple Costume dye up a yellow shirt or dress (maybe stamp some texture on their for extra fun) and make this cute ah hat (?) for the full effect! Definitely for the fuddy duddies that claim they won't dress up!
Genie - Halloween Costume Contest at Costume-Works.com
Baby Octopus costume made from tights. Just cut the tights to length of your baby's legs, stuff with fluff and sew onto a strip of elastic to form a "leg skirt". Put a pair of tights on the baby and slip on the leg skirt. Hot glue eyes to a winter hat.