For an actor, even a Hollywood role can come at a price. And for 13-year-old Angourie Rice, there are a couple of clear drawbacks to landing a part in a blockbuster movie. She leaves this week to spend several months in the US, playing opposite Russell Crowe and Ryan Gosling in a period crime drama. But she's going to miss playing in the school orchestra at the end-of-year performance. And, she says, with some regret, she had a really good ticket for a Katy Perry concert.