Former health minister Andrew Gwynne, suspended by Labour after his racist and sexist comments were exposed earlier this year, was facing appeals from party officials to stay on.
The pensioner demanded that Mr Gwynne, who was axed by Sir Keir Starmer after his messages about the retired school administrator were exposed, apologise to her over his comments.
EXC: Oliver Ryan, the 29-year-old MP for Burnley, was a leading member of the group along with now sacked health minister Andrew Gwynne, where he has posted more than 2,000 messages.
LEO MCKINSTRY: Labour likes to pose as champion of human decency in British politics. How hollow that sounds after The Mail on Sunday's revelations about Minister Andrew Gwynne (pictured).
The messages were exchanged in a group called Trigger Me Timbers, which Mr Gwynne shares with more than a dozen Labour councillors, party officials and at least one other MP.
WhatsApp groups, as we learnt from the Partygate inquiry, can be dangerous things. No doubt the Health Minister Andrew Gwynne would agree, following this paper's revelations.
The Prime Minister was right to get rid of health minister Andrew Gwynne, and his constituents might be wise to look elsewhere for an MP. But this will not close the issue.
Andrew Gwynne was sacked earlier this week after offensive messages were revealed, but it's not the first time he has been involved in controversy after a live TV spat with Boris Johnson.