Banana Cream Cheesecake

1 Yellow cake mix, prepared in 13x9 pan.
8 oz Cream cheese, room temperature
1 pk (3-oz) instant vanilla pudding
2 c Milk
3 Or 4 bananas
1 lg Container Cool Whip
1 c Chopped nuts

Beat cream cheese until creamy.
Add milk, gradually; add pudding, beating until well mixed.
Pour over cooled cake.
Slice the bananas over cake.
Cover with Cool Whip and top with nuts.