What age group is this costume for?
Preschool and Younger
Elementary School
Middle School
High School & Beyond

Estimated time required to make this costume:
A few hours.

Difficulty level:
Quick and easy - no sewing required

Items you will need: (Hit your return key to start a new line)
old white dress
belt, preferably gold
some hair ties and bobby pins
black shoes
makeup (eyeshadow, blush, lipstick)
light saber (optional)

Instructions:
Put on your white dress, and put the belt around your waist. Put your hair in pigtails, then wrap them in buns, and bobby pin them up. Put on your makeup. Take your light saber, if you have one, and hit the houses.

Other information to consider:
If it's cold where you live, just put light colored garments under your dress!