1 box yellow cake mix (reserve 1 c.)
1 stick butter
1 egg
1 can Libby's pumpkin pie mix
2 eggs
1 sm. can evaporated milk

TOPPING:

2 tbsp. sugar
1/2 stick butter
1 tbsp. cinnamon

Mix cake, butter and egg until well blended. Place in 9x13 pan; spread evenly. Mix pumpkin mix, eggs and milk and pour over first layer. Use reserved cup of cake mix, sugar, butter and cinnamon; mix together and sprinkle over top. Bake at 350 degrees for 45 minutes.