1 pkg. instant vanilla pudding
1 1/2 c. buttermilk
1 (11 oz.) can mandarin oranges, drained
1 lb. pkg. fudge striped cookies
1 container Cool Whip
1 (16 oz.) can pineapple chunks, drained

Mix buttermilk with instant pudding. Add oranges and pineapple and mix by hand. Cut cookies into little pieces. Add cookies and whipped topping. Refrigerate.