1)
Katie. Something about
Katy reminds me of country music and horses...there's nothing wrong with that if you like country music and horses, but I don't. =/
2) The fact that a big percentage of the girls I have known in my eighteen years of life are named
Katie /
Katy /
Kati bothers me. It is a cute name, just kind of boring.
3) I think most names would go with Katie...I don't think you can really go wrong.