Here we go. Although Theresa May and her government are meant to be on a Brussels charm offensive ahead of next month's crunch EU council meeting, Michael Gove couldn't resist a dig at the other side today.
The Defra minister – who has recast himself as an eco-warrior in recent months – took issue with a meeting between Donald Tusk and Michel Barnier on Brexit. The problem? The pair used plastic bottles – a strict no-no in May's green Cabinet.
It seems the reasons to diverge grow every day...