Prepare cake batter mix according to package directions for cupcakes; fold in chips. Fill foil-lined muffin cups two-thirds full.
Bake at 350° for 18-24 minutes or until a toothpick inserted near the center comes out clean. Cool for 5 minutes before removing from pans to wire racks to cool completely.
For frosting, in a large bowl, cream butter and confectioners' sugar until light and fluffy. Beat in milk and extracts until blended. Transfer 2 tablespoons to a small bowl; stir in cocoa. Stir green food coloring into remaining frosting.
Frost 21 cupcakes with green frosting; arrange in a pyramid to form a tree. Decorate all but the top cupcake with miniature kisses for lights. Frost two cupcakes with chocolate frosting and place at base of tree for trunk; top each with a chocolate star. Save remaining cupcake for another use.
With a rolling pin, roll two yellow Starburst candies flat; cut with 2-in. and 1-1/2-in. star-shaped cookie cutters. Press smaller star onto larger star; place on cupcake at top of tree.
For presents, roll five Starburst candies into 3-in. x 3/4-in. rectangles; cut each rectangle into four 3-in.-long strips. Place two strips widthwise on one whole Starburst candy; press together at base to attach.
For bow, form two strips into figure eights; press together in center and press onto wrapped candy. Repeat with remaining strips and remaining four whole Starburst candies. Place presents beneath cupcake tree. Yield: 23 servings.