Preheat oven to 350° Fahrenheit and grease two 6” round cake pans.
Add cake mix, butter, egg yolks and vanilla to a large mixing bowl. Mix well and add in ginger ale beverage. In separate bowl whip egg whites to stiff peaks. Fold egg whites into to batter mixture ⅓ at a time.
To make the frosting whip butter, mix cream cheese and sweetener until light and fluffy. Add in pudding and heavy cream and continue to whip a few minutes longer scraping down the sides as needed. Add cherry pie filling and whip 1-2 minutes more.
Begin assembling the cake by layering cake, frosting, cake and then frost the entire outside. Decorate by adding chocolate chips to the lower outside of the cake, top border and add cherry pie filling to the top.