Cut remaining colorful licorice twist in half. Using scissors, make several cuts in 1 end of each licorice piece to form antennae. Insert licorice pieces, antennae ends up, in top of head. Insert gumdrops into sides of head for ears. Arrange fruit rings on head for eyes; use 2 blue M&M's™ chocolate candies for pupils. Separate 1 pull-apart red licorice twist into single strands. Trim 1 strand to 3 inches; place on head for mouth. Use remaining strands to decorate base of robot as desired, trimming to fit.