Making a custom order can be the perfect gift, but only if the creator actually writes what you want! There are seemingly quite a few sellers out there who have taken some liberties with what they'll write on a shirt or a cake. Getting a custom birthday cake for someone is usually a sweet surprise. The birthday celebrator gets to have a professional-looking cake to take photos with and commemorate the occasion. But as you can see from the numerous examples below, sometimes a simple request for…