1 yellow cake mix, follow directions according to pkg.
1 can sweetened condensed milk
1 jar butterscotch/caramel topping
1 (8 oz.) Cool Whip
2-3 Skor bars, crushed

Allow cake to cool for an hour. With wooden spoon, take the end and carefully poke holes all over. In a bowl, combine 2/3 can of milk and 2/3 jar of topping and mix well. Pour over cake allowing to seep into holes. Spread Cool Whip on top. Sprinkle with crushed Skor bars. Chill. Set out 1 hour before serving.