When Friday Night Nicktoons (FNN, for short) first aired, it took place in a CGI-animated building loosely based on Nicktoons Animation Studios in Hollywood. It was hosted by the show's logo, a shape-shifting Nick logo inside a blue ring. The logo was assisted by mechanical arms that ended in Nick Jr.-glove-shaped hands. Characters from all Nicktoons up to the block's creation could be spotted in the intro sequence, but only the following had scheduled time slots in the block: