Someone asked me if I could make them a Topsy turvy/mad hatter cake. I stupidly told them sure I can do it! Yeah I give you ladies credit because it is way harder than it looks! Everything was going fine until I stacked them and then the side started falling out! I'm not sure what happened but I have a few guesses. 1. I think I put to much filling. 2. I think I narrowed the sides to much and it couldn't handle the weight. I used dowels and everything. The cake itself is...