SPARKLING FRUIT PUNCH

4 cups (1 L) pineapple juice, chilled 4 cups (1 L) pink grapefruit cocktail, chilled 2 cups (500 mL) orange juice, chilled 2/3 cup (160 mL) fresh lime juice 2/3 cup (160 mL) sugar 4 cups (1 L) ginger ale, chilled Combine all ingredients except ginger ale in a punch bowl; stir until sugar is dissolved. Stir in ginger ale. Serve immediately. Makes about 15 cups (3.75 L)