Pumpkin Crumb Cake

1 yellow cakemix (-1 cup)
1 cube butter
1 egg

mix and press on bottom of 9x13 pan.

16oz. pumpkin
1/2 C. sguar
1/4 C. brown sugar
1 1/2 tsp. cinnamon
3 eggs

Mix and pour over crust

Topping:

1 cup cake mix
1/2 C. sugar
3 Tbsp. butter

Cut butter and sprinkle on top

Bake at 350 degrees for 40-45 minutes