Ice Cream Sandwich Cake

1 box of ice cream sandwiches
1 large tub of Cool Whip
1 jar Magic Shell (chocolate or caramel)
2 large Butterfingers candy bars

Place ice cream sandwiches in the bottom of 9x13" pan. Put Cool Whip on top and drizzle with Magic Shell. Crush the Butterfingers and sprinkle on top and refreeze.