There are always occasions when something is out of kilter and needs to be put right - This is the time the artist/band need to fill a gap wih a joke or some kind of 'routine' just to avoid the long hiatus . Some solos are natural (or WELL rehearsed ) patter men some arent , but a bit of chat is better than a long silence while a problem s sorted .

At this point , we WERE going t0 play a Pornographic recording , but I am informed the Pornograph needs a new needle so - - - etc