The Northern Ireland Bill is heading back from the Lords today with fresh amendments designed to thwart prorogation, courtesy of Dominic Grieve’s moat-cleaning buddy Lord Hailsham. Grieve himself is considering having another go at adding his out-of-order amendment now his other key ally John Bercow is back in the chair. All of which means a number of very tight votes today…

It could be even tighter after Newsnight reported that Remainer Cabinet Ministers were even considering resigning to rebel and vote with Grieve, given most of them expect to be out of a job in a week anyway. Philip Hammond is one on resignation watch, while ‘Gaukeward Squad’ leader David Gauke left the door wide open to rebelling on Today – which would also require his resignation. Could get messy…

UPDATE: Grieve has now tabled an even tougher version of his previously out-of-order amendment, which would force Parliament to return for days on end if a new PM attempts to prorogue. Predictably Bercow has selected it…