Award-winning director Danny Boyle is in Liverpool later for the launch of his latest film "Yesterday".
It's about a songwriter who finds himself in a world where he's the only person who remembers The Beatles.
Jack Malik's dreams of fame are rapidly fading.
After a freak bus accident, Jack wakes up to discover that The Beatles have never existed.
Performing songs by the greatest band in history to a world that has never heard them, Jack becomes on overnight sensation with a little help from his agent.