Make cakes. Prepare batter following recipe directions. Bake and cool cakes in silicone mold supported by cookie sheet. Insert sticks, leaving 5 in. extended at bottom.
Cover cakes with icing. Place a portion of white icing in microwave-safe bowl. Reserve remaining icing. Tint icing in bowl copper for skin tone shown. Reserve a small portion for decorating. Heat remaining copper icing in microwave at defrost setting (30% power) for 20 to 30 seconds; stir. Repeat until consistency of icing will pour.
Decorate cakes. Tint portions of reserved white icing brown and red. Reserve remaining white. Use tip 2 and brown icing to pipe dot eyes and mouth. Use tip 6 and red icing to fill in hat. Pat smooth with finger dipped in cornstarch. Use tip 3 and red icing to pipe outline suit. Use tip 3 and white icing to pipe zigzag hat brim, ball pompom, swirl beard and outline mustache. Use tip 3 and reserved copper icing to pipe dot nose.