PLEASE DOWNLOAD THE ATTACHED FILE FOR LARGE SIZED VERSIONS OF EACH INDIVIDUAL SKETCH.
Here is a preview of the Amy Rose pic I have in the works - I liked the suggestions of her wearing a version of her Summer Olympics get up and Sally's vest and boots.
I had a lot of fun experimenting with her facial expressions - the ones shown here show three stages of the action: "Prior, during and post" of getting a nice, thick facial.