"Ghoul-Ade" For Halloween

1 Envelope Kool-Aid grape flavor unsweetened mix

1 Envelope Kool-Aid orange flavor unsweetened mix

2 Cups sugar

3 Quarts cold water

1 Bottle (qt.) ginger ale -- chilled

Mix Kool Aid's together with sugar, in large pitcher. Add water and mix. Just before serving, add ginger ale.