Season 3 Overview: The boys are going back for a third season after their world tour and their second album out. They will start production on 20 episodes. In one of the episodes, it is rumored that Jo may be coming back from New Zealand. The new movie, Big Time Movie, is supposed to be the first episode of the season, but it is unconfirmed. They will again start filming after the "Better with U" tour starting February 17, 2012 in Las Vegas.
By what Carlos said, it seeing that Miranda Cosgrove is returning as special guest star or their may be a cross over episode with iCarly.