Fruit Punch
["2 cans (6 oz.) frozen lemonade concentrate", "1 can (6 oz.) frozen limeade", "1 can (6 oz.) frozen orange juice", "8 c. water", "3/4 c. grenadine syrup", "ice cubes", "2 bottles (32 oz. each) lemon-lime or grapefruit carbonated beverage, chilled"]
["Combine concentrates and water; add grenadine.", "Chill thoroughly.", "Pour mixture into large punch bowl; add ice.", "Slowly add carbonated beverage.", "Garnish with orange slices, if desired."]
["concentrate", "frozen limeade", "orange juice", "water", "grenadine syrup", "bottles"]