Banana Cream Pudding Ritz Cracker Crust Ice Cream Cake

Name: Banana Cream Pudding + Ritz Cracker Crust Ice Cream Cake
Ingredients: 8 cups vanilla bean ice cream, homemade or store-bought; 8 cups banana ice cream, homemade or store-bought; 1 packet instant vanilla pudding mix; 2 cups heavy cream; 3-4 cups Nilla cookies; 15-20 Ritz or other buttery crackers; 1 bag of dried banana chips; 2-4 cups marshmallow or plain whipped cream