“Scarcely past midday on a Monday lunchtime, a full 45 minutes before curtain up, the queue for the box office is already snaking on to the road. Inside Òran Mór, a spacious pub-cum-performance venue in Glasgow’s West End, the line of ticket holders is even longer. They are here for A Play, a Pie and a Pint, a lunchtime series launched by David MacLennan in 2004 and not so much a success as a phenomenon.”