In advance: Make candy burst lines for cupcakes. Tint portions of melted candy blue and yellow using candy colors. Using melted candy in cut disposable bag, pipe nine 2 in. lines for each cupcake on waxed paper-covered board. Refrigerate until firm.
Bake cupcakes in Superman? Standard Baking Cups and cool completely on Cooling Grid.
Prepare Buttercream Icing recipe and tint one half with Royal Blue Icing and other half with Golden Yellow/Lemon Yellow combination icing.
With blue or yellow icing in Disposable Decorating Bag fitted with Round Decorating Tip 12, pipe balls on top of cupcakes.
Insert candy lines in top edge of cupcakes; position icing decoration.
*Combine Golden Yellow and Lemon Yellow for yellow shown.
If you´re short on time, just use spatula to ice cupcakes smooth and add icing decorations.