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

Reserve 1 cup of cake mix. To the rest add 1/2 cup melted butter and egg. Spread in bottom of 9x13 pan.

1 lg. can pumpkin pie mix
2 beaten eggs
2/3 c. milk

Mix these together and pour over cake mix.

To the reserved cup of cake mix, add:

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

Mix until crumbly and spread over pie mixture. Bake at 350 degrees 45 minutes.