The funniest Halloween costume I've ever seen was Hillary Clinton - pant-suit and all.
You can get some creative costume ideas at http://costumeideazone.com/. You can also get some ideas at http://www.indigo.org/halloween/page2.html
The Costume Idea Zone is a great online site that offers ideas for that fun unique costume. They have an array of pictures to look at, and can give you the look you are going for.
This website: http://www.parents.com/holiday/halloween/costumes/ has some fun and unique costume ideas for your new born. But remember to dress them in a warm costume.
JoAnn's craft store.
search cute Halloween costumes on yahoo and it will pull up some funny ones on a website called: http://familyfun.go.com/arts-and-crafts/season/specialfeature/halloween_ms_costumes/
Like Ghost Rider
If you are looking for unique costume ideas, you can find them at http://www.essortment.com/halloween-costume-ideas-50-unique-weird-ideas-52253.html. You can also find unique decorating ideas at http://www.halloween-website.com/decorating.htm
You can find unique Halloween costume from website such as costumeideazone.com; costumeideazone.com/CIZ/CostumesByCategories.aspx?c=9; www.halloweencostumeideas.com
Researching online is a great way to find unique costume ideas to suit your needs. I have found a great website for you that will give you several different ideas for halloween costumes. http://costumeideazone.com/
Two vampires, theyre totally sexy.
Scream, Michael Myers, Chucky,