Chill the Champagne and juice in the refrigerator before the party; then mix the Poinsettia Punch right before serving.
Stir together all ingredients in a 2-quart pitcher.
Serve in Champagne flutes. (Decorate serving tray with fresh cranberries, if desired.)
NOTE: For testing purposes only, we used Korbel Chardonnay Champagne for Champagne and Grand Marnier for orange liqueur.
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