2 boxes instant vanilla pudding
8 bananas
3 c. milk
1 lg. box vanilla wafers
1 (8 oz.) carton sour cream
1 (9 oz.) carton Cool Whip

Mix pudding with 3 cups milk. Add sour cream and beat 1 minute with mixer. Add 1/2 Cool Whip and beat slightly with mixer. Layer bowl with wafers and bananas; spoon filling over until bowl is filled. Top with remaining Cool Whip. Sprinkle top with crushed vanilla wafers.