Combine 1 (12 oz.) can each frozen lemonade concentrate and frozen orange juice concentrate in a large bowl. Add 1 quart hulled strawberries and 1 cup water. Use a potato masher or immersion blender to make a slushy mixture. Slowly stir in 2 liters chilled ginger ale; mix well. Cover and refrigerate until chilled, at least 2 hours. Serve over ice. Serves 8.