White cake mix
Cool Whip, lg. container
1 pkg. (3 oz.) raspberry Jello
1 pkg. (3 oz.) lime Jello

Bake cake according to directions for two 8 inch round pans. Cool and poke holes in cake with mixing spoon (wooden) in each layer; pour Jello mixture (made by only adding hot ingredients) in holes, using green Jello on one layer and red on the other layer. Cool in refrigerator for 3-4 hours. Frost with Cool Whip.