D.E.M.O. would be a good start.
Try the Women's listing at LankyLife: http://www.lankylife.com/women/
or try somewhere fashoinable, like dotti, valeygirl etc
there are so many butiques around these days! have a look around :)
nobody has to be skinny or tall we are all perfect what ever you are and any good shop can supply your needs especially New Look.