Step #2 in large bowl mix condenced milk,water (or milk) add pudding mix & beat well until well mixed,chill for 5-10 min or until pudding begins to set,.
Step #3 fold in whipping cream & vanilla.
Step #4 spoon a layer of pudding into bowl follow with layers of wafers & sliced bananas.
Step #5 repeat layering ending with pudding mixture on top.
Step #6 lay some wafers on top & chill in the fridge.