Champagne Punch
["1 bottle champagne, chilled", "1 (64 oz.) can apple juice, frozen", "1 (64 oz.) can pineapple juice, chilled", "1 (2 liter) 7-Up, chilled"]
["Allow frozen apple juice to thaw to slush consistency and mix in punch bowl with remaining chilled ingredients."]
["champagne", "apple juice", "pineapple juice", "liter"]