Unboxing the T-Mobile Sidekick LXThe first unboxing of the new 3G-enabled T-Mobile Sidekick LX! Itâs the fastest Sidekick ever and features built-in support for social networking sites like Twitter, YouTube and Facebook. The Sidekick LX also features GPS and the largest, sharpest Sidekick screen yet. It's available on May 13, but T-Mobile customers can order it early. For more info, check out www.sidekick.com.