1 can drained pineapple
1 pkg. graham crackers, crushed
1 Cool Whip
1 recipe vanilla pudding (or can use canned vanilla pudding)

Prepare cooked vanilla pudding; cool. Stir can drained pineapple and cool. Whip together until mixed. Put crushed graham crackers in square dish bottom, reserving a few for top. Add the pudding mixture on top of graham crackers and sprinkle the remaining graham crackers on top. Refrigerate until set.