sentences:  InvaderCON was not endorsed, sanctioned or in any other way supported, directly or indirectly, by Viacom International, Inc. or Nickelodeon.But it was confirmed that a few representatives of Nickelodeon attended to observe the turnout and were quoted as being "overwhelmed".InvaderCON was originally intended to be a one time event, but due to the success of the first InvaderCON and demand from fans, an encore presentation of the convention, InvaderCON II