The hotter-than-hot Nickelodeon show iCarly has a large tween following, so Young Hollywood and TVGuide.com wanted to find out what kind of questions fans have for the stars of the series. Also, watch as the cast, including Miranda Cosgrove (Carly), Jennette McCurdy (Sam) and Nathan Kress (Freddie), debate over which one of them is the most important member of the Web show their characters produce.