S1·E10 Backpack

When Nicole pays for a backpack she messed up at the bookstore, she is broke and calling the backpack stupid. But when Zoey re-designed the backpack using her ideas, Nicole likes it and keeps it. Later on, Zoey's backpack idea is stolen from a girl named, Stacy and she makes a lot of money. So then Zoey and the gang try to seek revenge on her.