In medium saucepan, combine sugar and cornstarch, add water and cook over medium heat until thick and clear. Add strawberry gelatin and stir to dissolve. Let cool, and add grapefruit sections. Pour mixture into baked pie shell and chill until firm, about 2 hours. Top with whipped cream and serve.
A viewer or guest of the show, who may not be a professional cook, provided this recipe. It has not been tested for home use.