Buy a T-mobile Sidekick LX 3G
The new Sidekick LX 2009 supports 3G and HSDPA, and makes various changes to the hardware, including a bigger screen, better resolution and d a 3.2-megapixel camera with autofocus and flash. However, most of the known changes involve software and improved functionality for social networking applications. Support for Facebook, Twitter and MySpace is now native to the system, allowing the handset to pass along notifications in the status bar as it does with instant messaging, e-mail and so forth. YouTube streaming playback is also supported on the system.
The 2 Sidekick LX 2009 Models are the T-Mobile Sidekick LX Orchid and the T-Mobile Sidekick LX Carbon
If you want to find one for less, take a look at the ones available on eBay below