The incident happened years ago, before the availability of Google on phones but after the invention of SMS.
Brigid decided that one question was too hard and that her mum would know. So, after a quick run round the moral maze she decided it was OK to text her mum the question, mentioning that it was for a pub quiz.
The return text came back swiftly. All it said was:
For cheats and hints to win Dr Paul quizzes in Edinburgh, get the weekly email.