Despite the laughable hypocrisy, the benefits of celebrity environmentalism are obvious, even when they merely regurgitate inoffensive green buzzwords. They draw attention to unnoticed issues. They mobilise people. When they speak, we listen.
In Richard Curtis' latest romantic comedy, Tim (played by Domhnall Gleeson) discovers on his 21st birthday that he comes from a line of men who can travel back in time - and all he wants to do with this amazing ability is get a girlfriend. Yes, this film is just as dull as it sounds.