My 20mo old son love the hotwheels. Problem is all I can find at target are fake cars that don't exist and maybe every now and then I will find a mustang or bmw. When I look on amazon or ebay, the Ferraris and Porsche go for $6 to $30 each which is crazy when the regular one are 90cts. Any idea where I can buy them for a regular price? I'd live to buy a few (20/30 etc..).