Joseph Morpurgo's solo shows are some of the most innovative, inventive comedy events you will see. His interactive 2015 set picked up an Edinburgh Comedy Award nomination and his latest outing, Hammerhead, breaks down walls again. This time Morpurgo plays a pretentious actor taking part in a post-show Q&A. But the more he takes himself seriously – and we all know actors that do that – the more things start to fall apart.