Unwrap the cakes and give them a rough chop. You don't need to chop them very small as they'll blend easily into the dip regardless.
5 Little Debbie Christmas Tree Cakes
Add the cream cheese and whipped topping to a medium mixing bowl and beat with an electric mixer until smooth.
8 ounces cream cheese, 8 ounces whipped topping
Add the chopped cake, milk, and vanilla to the bowl and beat again until the mixture is as smooth as you'd like. We like a little bit of chunks of cake, but if you keep beating it will get more and more smooth. Add more milk, as needed, to reach the consistency you prefer.
5 Little Debbie Christmas Tree Cakes, 2 tablespoons milk, 1 teaspoon vanilla extract
Spoon into a serving dish and either refrigerate until ready to serve or serve immediately. Top with sprinkles and pipe red lines over the top just before serving.
Green sprinkles, red frosting