When Tori meets one of the boys in Hollywood Arts, his name is Robbie. Which is a reference to My Three Sons, where the middle son of the family is named Robbie.
When Tori meets two of the boys, his name is Robbie and the other is named Andre. Which is also a reference to Caillou, where Caillou's two friends and one is deaf are named Robbie and Andre.
When Tori meets one of the guys at Hollywood Arts, his name is Robbie. Which is also a reference to Lazytown, where the man who always plays tricks is named Robbie.
On the Vega's icebox you can see a sticker that says "iCarly.com". Also, during the shots of Tori updating her page, you can see iCarly listed under "trending topics". iCarly is also another one of Dan Schneider's shows.