Lime-Pineapple Delight

8 cups crushed ice

3 (0.13 ounce) packages unsweetened lemon-lime flavored drink mix

3 cups white sugar

1 (46 fluid ounce) can pineapple juice, chilled

½ gallon lime sherbet

3 liters lemon-lime flavored carbonated beverage

Fill punch bowl 1/2 full with ice. Add drink mix, sugar and pineapple juice. Sir to dissolve. Place lime sherbet in punch bowl. Pour in the carbonated beverage. Gently stir and then serve in chilled glasses.