1 pkg. yellow cake mix
1/2 c. butter
1 egg

Take 1 cup cake mix from package and set aside. Melt butter and mix remaining cake mix and 1 egg with this. Spread over the bottom of 9 x 13 inch greased pan.

FILLING:

3 c. prepared pumpkin pie mix
2 eggs
2/3 c. milk

Mix the pumpkin, eggs and 2/3 cup milk together and pour over bottom layer.

TOPPING:

1 c. cake mix
1/4 c. sugar
1 tsp. cinnamon
1/4 c. butter

Mix together the reserved cup of cake mix, 1/4 cup sugar; cinnamon and butter (not melted) sprinkle over layer #2 and bake at 350 degrees for 50-55 minutes. Serve with whipped cream or Cool Whip. Can be made the day before.