Yes, the chandeliers are made of blond ponytails :)
The Medallion above the fireplace is made out of lots of vintage barbie dolls attached to the wall
So not only does Jonathan Adler have some of the coolest products, they apparently have an interior design team as well. I discovered the ID tab while drooling over their new collection. Here are some images from a "Barbie Dreamhouse" themed home they designed in Malibu.