Cheap and easy celebrity costume
Here's an easy costume idea... "Celebrity Baby Smuggler" - dark wig or scarf, large sunglasses, doll with a blanket drapped over it, head down. And it's timely... Angelina, Britney, Madonna, Katie, Gwyneth, Jennifer, Gwen... 2006 has been the year of celebrity baby hiding.

Ashlee Simpson's hooker, Helena Bonham Carter's bag lady -
Halloween costume ideas from the stars!
Ashton Kutcher & Jessica Simpson should go as each other.
Tons of hilarious celebrity Halloween costumes at MollyGood!
One more below...
Hugh Hefner – grey stuff for hair, big fashiony glasses, dark robe, silk scarf for ascot, pipe from tobacco store (Bonus: girlfriend with Bunny ears & hot outfit)