Bake and cool cake. Position on foil-wrapped cake board cut 3/4 in. larger than pan. Ice sides smooth. Use patterns to mark face and hat. Use tip 3 to pipe mouth, tongue and teeth (pat smooth with finger dipped in cornstarch). Build up areas for nose, cheeks and whites of eyes using tip 12; pat smooth. Outline and fill in pupils; pat smooth. Pipe tip 1 outline veins. Outline face with tip³; cover with tip 16 stars. Add tip 3 dot wart on nose. Outline and fill in hatband and buckle with tip 12; pat smooth. Outline hat with tip 3; cover with tip 16 stars then overpipe with more tip 16 stars. Pipe tip 16 lines for hair. Finish with tip 21 star bottom border.
*Combine Violet with Rose for violet shown. Combine Leaf Green with Lemon Yellow for green shown.