There are several online stores that sell a wide variety of Halloween costumes. Some of the most popular sites are buycostumes.com, costumesupercenter.com and anytimecostumes.com all these has a great selection for kids and adults.
80's Halloween costumes can't be found at local stores such as Walmart. A good place to try to find an 80's costume would be at your Local Halloween store.
Yes, Halloween Express is a great place to get Halloween Costumes for every age. They have a wide selection of choices with everything from costumes to accessories which are sure to fit your Halloween needs.
Great Halloween costumes can be found gently used at thrift store such as Goodwill. Sometimes they can be found at garage sales as well. Craig's List is also a good place to check.
You can find the costumes at wholesale prices, used one also at wholesale Halloween costumes shop.
"Costume Express" is a good place to find the costumes you want. If "Costume Express" does not have your wanted costumes, I suggest making your own and there are a lot of accessories out there that match your nephew's needs.
Wal Mart and Target often have a good selection on children's Halloween costumes. They carry the most popular costumes and would be a great place to check.
There are infant halloween costumes like demon baby,devil,zombie, and much more. You can find most of these costumes at partycity.com which have fair prices and good shipping.
You can find cheap Halloween childrens costumes by going to Spirit Halloween or going online to amazon or other Halloween costume sites online. Spirit Halloween is what I'd reccomend because it's cheap,good quality, and they have costumes for kids like bees, princesses, pirates, etc.
I think that you can find a good amount of Halloween costumes at a Walmart, or CVS, near you. They are usually there around that particular holiday. You might most likely find some at other big retail stores as well.
There are many places to find a greek goddess costume. Halloween Express and Spirit Halloween are open for the Halloween season and carry a variety of greek themed constumes. They both also carry constumes on their websites. Costumecraze.com and costumeshopper.com also carry a greek goddess costumes.
Old Navy often carries a wide variety of costumes that are for babies. Wal-Mart and Target also carry many different types of Halloween costumes that are good for babies.
Ebay is always a good site to start the search for Halloween costumes at a discounted price. Other place to check would be second hand stores like Once Upon A Child or Goodwill. Also consider homemade costumes such as a farmer, witch, or pumpkin.