Nancy, I think you might be thinking of this old tread below. This is what encouraged me to joing here and post mine as well. I pulled it up on a google search some how but noticed it was a couple years back.
http://www.yorkietalk.com/forums/gen...ed-yorkie.html
They seem to have the same thing going on too. So I have written members:
toto2
Aumbstore
rebeccag
And the reason for the DNA test is just to have a leg to stand on. Just as an ensight of having proof she is mixed or in fact she is just a genetic difference. I would hate to call the breeder a liar without proof. I guess it's just the principal of the matter.