3 (3 oz.) pkgs. instant vanilla pudding
5 c. milk
1 (9 oz.) Cool Whip (1/2 in batter)
1 (8 oz.) sour cream
1 box vanilla wafers
Bananas

Mix pudding, milk, 1/2 Cool Whip and sour cream together with electric mixer. Line pan with vanilla wafers. Add pudding mixture and bananas. Repeat. Top with Cool whip.