Use diet soda for a low calorie version!
2 (2 liter) bottles ginger ale, chilled
1 (46 fluid ounce) can pineapple juice, chilled
1 (64 fluid ounce) bottle white grape juice, chilled
Ice Ring
Fill a ring-shaped cake pan to halfway full with ginger ale. Freeze until partially frozen. At this stage you can place edible flowers, or pieces of fruit around the ring. Fill pan with ginger ale and freeze until solid. Place in punch bowl just before serving.
Punch
In a large punch bowl, combine 1 bottle ginger ale, pineapple juice and white grape juice.