Apple is offering limited edition iPods with the laser-engraved signatures of pop singer Madonna, critically acclaimed musician Beck, and pro skateboarder Tony Hawk. Apple is also offering an iPod with the engraved logo of rock band No Doubt. The iPods will be available until January 8, 2003, and are priced at US$49 more than retail models. The limited edition iPods are available for Mac and Windows in 5GB ($348), 10GB ($448), and 20GB ($548) versions. Updated (12-11-02 09:13) with No Doubt info.