Just click on the parts. Though with the mouth, you've got to click a certain part. Happy grin- click the teeth, Lip Lick- click the tongue, evil grin- click the teeth.
So this is a draft, I will eventually add more pelt patterns and such, so, enjoy for now. 10/11/2015-posted 10/11/15- made it so that it was set to the bases and smiles 10/12/15- Added tiger and silver tabby pelts