4-6 bananas
Vanilla wafers
2 c. milk
1 (8 oz.) sour cream
1 lg. Cool Whip
2 sm. boxes instant vanilla pudding

Mix milk and pudding until it thickens. Blend in sour cream and 2/3 container of Cool Whip. Layer vanilla wafers, bananas and 1/2 of pudding mixture. Repeat layers. Top with remaining Cool Whip.