Graham crackers
1 lg. pkg. instant vanilla pudding mix
1 c. Cool Whip
1 can Comstock blueberry pie mix (also excellent with cherry mix)

Mix pudding as instructed on package, let set for 5 minutes. Mix in the Cool Whip. Line 8 x 8 inch pan with graham crackers, pour on 1/2 of pudding mix. Put another layer of graham crackers pour on other half of pudding. Put another layer of graham crackers, add blueberry pie mix. Let set for at least three hours in refrigerator before serving.