This was my son’s R2D2 cake two years ago
Cake flavors included 4 layers of Chocolate cake with chocolate mousse ,4 layers of pineapple rum with apricot preserves and 4 layers of vanilla chiffon with pastry cream, iced with Italian Meringue Buttercream and covered with white chocolate fondant. cake was about 2/12 feet tall. Cereal treats were used on the sides