Make and decorate cookies one day in advance. Prepare cookie dough following recipe directions. Use rolling pin to roll out 1/8 in. thick. Cut with butterfly cutter from set. Bake and cool cookies.
Prepare Color Flow icing following recipe directions. Tint portions rose, orange and yellow. Use tip 2 and full-strength rose icing to outline butterfly. Use thinned rose icing in a cut disposable bag to fill in butterfly; let dry overnight.
Use tip 2 and full-strength orange icing to pipe outline body. Use tip 2 and yellow icing to pipe outline wing details. Let dry 2 to 4 hours.
Make cupcakes. Prepare white and chocolate batter following recipe directions. Tint 1/3 of white batter rose, yellow and green.
Place two-tone insert in baking-cup lined muffin pan. Use cut disposable decorating bags to fill center ring of insert 1/4 full with rose batter, 1/4 full with yellow batter and then 1/4 full with green batter. Use a cut disposable decorating bag to fill outer ring of insert 2/3 full with chocolate batter. Remove insert and repeat until all cavities are filled. Remove insert. Bake and cool cupcakes.
Decorate cupcakes. Prepare buttercream icing following recipe directions. Tint yellow. Use tip 1M and yellow icing to pipe a swirl on top of cupcakes. Insert butterfly cookie. Position jumbo butterfly sprinkles.