He's been nominated for a Golden Globe Award for Best Actor for his performance in Jojo Rabbit, but 14 year old Roman Griffin Davis seems completely unaware of just how famous he has become.The highly talented teenager, who starred alongside Scarlett Johansson in Jojo Rabbit, spoke to OK! on the red carpet of his new A-list film Silent Night, and told us how his school pals have reacted to his acting success.