At what age would you buy this Barbie Cadillac Escalade for your kiddo?

[?Isabelle Momma ?]

And is there any other place I can get it for a cheaper price?
Yes it is pretty pricey. Not something I would probably buy, I just got curious.
http://www.amazon.com/Power-Wheels-Barbie-Cadillac-Escalade/dp/B001SBQGAS