Keith Lemon might be one of TV's larger-than-life personalities - but in reality, actor Leigh Francis is incredibly private.Fans were delighted therefore when he took to Instagram on Monday morning to share a very rare family photo.MORE: Keith Lemon opens up about life with daughters Matilda and Dolly in rare interview WATCH: Keith Lemon shares hilarious video chatting with his mumThe star, 48, posted a sweet snapshot showing him with his mother, Pat, and wrote: "Finally reunited with my lovely