<p>Mum likes a cosy drawing room murder mystery, so Son dutifully takes her to see 'Knives Out' – director Rian Johnson's homage to the star-studded Agatha Christie adaptations of the seventies... and perhaps his opportunity to get back on solid ground after his lacklustre Star Wars movie. Will Mum guess who did it in the first ten minutes? Will German Chocolate Cake flavour be back on the ice cream counter? Know all by mashing that play button!</p>
