True," what's going on, everybody? Welcome to your 15th iPhone development story. In this tutorial, we're going to be learning how to create action sheets and alert buttons. So, let's go ahead and remember before whenever we click this button, nothing happened. But now, check it out. Whenever we click it, this thing pops up, and this is called an action sheet. So, what an action sheet is, is pretty much a mobile, in all simplicity. It's all it is, is a choice. It gives you a title right here and two choices - a cancel button, which we know that cancels out of it, and then another thing that, when we click it, in this case, an alert pops up. Now, when you click it, you can pretty much have anything you want to happen. But I decided, since we need to know how to build alerts, I decided to have an alert pop up. And, by the way, all an alert is, is pretty much a prompt that pops up on the screen, and all you can click is done. Like, you can use it for warnings or just to say hi. So, let's go ahead and jump right into it. Now, before we begin, I just want to tell you guys about a couple of things. First of all, in the last story, I accidentally passed a parameter to this button pressed method, and we don't need that parameter. So, go ahead and get rid of that parameter. Also, in your method body, go ahead and get rid of the parameter there as well. And, by the way, if you already linked your on button in Interface Builder to this method, go ahead and delete it and link it again. Whenever you change your method, you need...
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