We have Explosion card pattern that would be awesome with this! How-to Make a Fondant Explosion Cake- use royal icing to to make stars and other things. I would not use fondant tastes yucky, prefer buttercream icing .
DIY Ombre Cake Tutorial seen on Moms & Munchkins (Diy Cake Decorating)
How to Make Baby Carriage Cupcake Toppers (Rose Bakes via Cake Journal).
Simple instructions for making a topsy-turvy cake (with photos!) (Baking Tips Tutorials)