What started as a fairly silly, knockabout comedy gameshow at the Edinburgh Festival Fringe has become an international TV juggernaut.
The 17 series of Taskmaster has just finished with an 18th on the way, and it has made national stars of its hosts and contestents, spawned seven international iterations and a live experience (which is due to hit London in September) and countless insane tasks, which range all the way from painting blindfolded to composing songs about random strangers in half an hour.
