But, after a series came to an end, she realised she was Facebook friends with one of the team behind the challenging quiz.
Anne stressed she had usually been particularly careful with who she connects with on social media and doesn’t accept anyone she doesn’t know.
After realising the error, she said she told producers straight away.
She added: “There’s always the danger that they might be someone who’s going to go on the show and then I would have to say, ‘Sorry I know this person, they sent me a friend request’.
“If you’re going to be on the show, don’t friend me, don’t talk to me because we have to declare if we know someone.”