(Yes, I have tried it and it was lovely! They've got a very civilised system, whereby you can choose whether to have your meal in their own restaurant or, as I always do when buying my meals there, have it brought to you in the pub across the road).
I couple years ago Walkers did Christmas dinner flavoured crisps being whom I are I gave them ago... they were really tasty, I was miffed they stopped doing them after Christmas.