Magic is in the air and it's being flown in by Mary Poppins returning to the big screen the cast of the new film gushed over the beloved nanny on Wednesday as they premiered the highly anticipated movie in London. Reuters reports that now over 50 years since Julie Andrews won over audiences around the world with her portrayal of the strict but kind nanny, Disney?s ?Mary Poppins Returns? sees her doing just that, visiting the now-grown up Michael and Jane Banks in their time of need. Blunt says, "She has a lot of relevance for people around the world when things feel rather fragile. She?s a great unifier.?