3G.

Here's a short little guide for all you jerks getting the new iPhone 3G!

Here's a clip that AT&T put together for new customers coming their way for the iPhone. Check it out so you know what to bring this Friday!

Too lazy to watch the video? Here's a quick text post on TUAW.com with the same info.

Here's Apple's Guided Tour for those who just want an update of what they are getting with the new iPhone.

And here's a website guide that you can instantly bookmark on your iPhone just in case you need a guide that you can access any time. (And the website is formatted like the iPhone UI!)