Helium filled inflatable Aunt Marge's @ "Prisoner of Azkaban" UK premiere
http://news.bbc.co.uk/media/images/40215000/jpg/_40215363_potterfans1crop_pa.jpg
http://news.bbc.co.uk/media/images/40215000/jpg/_40215357_potterfans4crop_pa.jpg
http://www.butterbier.de/bilder/London/AuntMargeBalloon1.jpg
http://www.butterbier.de/bilder/London/AuntMargeBalloon2.jpg
Hmmm... I'm sure with a few alterations
(Different face & different clothing)
You could have your favorite celeb, cartoon or inflation victim made into a balloon.
"Hello Balloonbodys-R-Us?