Victorious originally centered on teenager Tori Vega (played by Justice ... and in its first spin-off Sam and Cat, a mashup of Victorious and another Nickelodeon show, iCarly.

The network is in the midst of developing a series centered on Trina Vega (Daniella Monet), the older sister of "Victorious" lead Tori (Victoria Justice). Its working title, "Hollywood Arts," is a ...