Emma Roberts was spotted on set wearing a red shirt saying, "A slice of heaven." Julia Roberts, Emma's real-life aunt, wore a shirt with the same color and description in Mystic Pizza (1988), made by the same director as this film, which has people speculating this may be a follow-up.
Danny Aiello's final film appearance before his death..
In this movie Emma Roberts and Hayden Christensen play peers but in real life, he is 10 years older.
Although 10 months after its release pot was legalized in Canada, it would still be illegal to put in pizza sauce unless that sauce was sold in a government store.
A customer in Sal's restaurant wears a name tag that reads "Mario," and Nikki addresses him as "Mr. Puzo." Mario Puzo wrote The Godfather