Creamy Champagne Punch

2 packages frozen strawberries
1 quart vanilla ice cream
1 pint orange sherbet
1 (46 ounce) can pineapple juice
2 liters ginger ale
1 bottle pink champagne

Place frozen strawberries on the bottom of the punch bowl. Add remaining ingredients (except champagne) to the punch bowl. Just before serving, open the champagne. Pour in and stir thoroughly.