Making your apps look and feel fantastic is a big part of creating top-notch user experience. Since we know that great artists steal, one of the best ways to improve your skills is to recreate things you love in other apps. In this talk, we'll do exactly that. We'll take two or three great pieces of UI and work out how to recreate them. This will give us a great opportunity to spelunk across multiple frameworks, such as Core Animation, and to discover techniques we can use to recreate some great UI flourishes. By the end of this talk you'll have learnt at least two things, one of which will be of some use to you.