A crucial poll will see the Co-op face its future later when key principles on radical reform of the troubled mutual go to the vote at a special meeting.
Former City minister Lord Myners has proposed a major shake-up of the food-to-funerals business after a disastrous period saw it slump to a £2.5 billion annual loss - its worst ever - in 2013.
But Lord Myners fears that traditionalists within the 150-year-old organisation are "still stuck in denial" about its problems and will not support the plans.
These include sweeping away the existing 20-strong board of representatives from the co-operative movement, who currently include an engineer, a plasterer and a retired deputy head teacher.
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After a relatively mild and quiet night, an episode of rain for many of us tomorrow.
The 34-year-old from Coulsdon in Surrey died during the private party in Headley in the early hours of Monday, Surrey Police said.
The Home Office made the arrests at various restaurants across London on July 4.