Combine 1/2 of the chocolate cake, 1/2 crushed oreos and icing in mixer with paddle attachment. Mix until well blended and forms a sticky consistency. Set aside to use in Ice Cream Cake
Press cake pop mixture into bottom of springform pan to create a crust layer.
Add layer of softened Cookies & Cream Ice Cream
Lay Ice Cream Sandwiches on top of ice cream as a third layer
Add layer of softened Cookies & Cream Ice Cream, filling in gaps from Ice Cream Sandwiches
Crumble remaining cake & crushed oreos over ice cream layer to form layer
Spread 3/4 tub of Cool Whip on top of cake
Top with chopped Twix bars
Fill disposable decorating bag (fitted with Wilton 1M decorating tip) with remaining Cool Whip and draw swirls around top of cake.
Place an Oreo in the center of each swirl
Freeze 12-24 hours