I had to do it.
18oz jar of hot fudge (1,786 calories, 45g fat).
18oz jar of caramel (1,468 calories, 11g fat).
6 cups mini marshmallows (878 calories, 1g fat).
1 teaspoon brown sugar (11 calories, 0g fat).
24 Twinkies (3,600 calories, 108g fat).
45 Oreos (2,505 calories, 105g fat).
Total...