In advance: Make butterfly candy plaque. For green candy shown, tint 6 oz. yellow with green candy color. Tint melted white candy as follows using candy colors: 4 oz. pink, 2 oz. orange, 2 oz. black. Make candy plaque in butterfly cake pan using cut parchment bags and piping method. Fill parchment bag halfway with melted candy. Cut small hole in tip of bag and gently squeeze to add candy detail to mold; let set. Fill mold and place on level surface in refrigerator until bottom of mold appears frosty or until candy is firm. Once completely set, unmold onto lint-free towel, then let return to room temperature. Pipe 1 in. wide heart and 2 in. long antennae on waxed paper-covered board; overpipe antennae for strength. Attach heart to front, antennae to back with melted candy. Pipe dot eyes and smile.