“The way that Boris Johnson and his friends operate seems to be not about what is right but what they can get away with, blurring the boundaries between public and private life."
Labour accused Boris Johnson of fostering a 'cash for access' culture in government.
It comes as Labour's Dawn Butler was banned for saying Boris Johnson had lied ‘over and over.’
A boycott would be an embarrassment for Boris Johnson, who will hope he can get his agenda on track and unify the party after coronavirus forced 2020’s conference online and caused divisions among his ranks.
Ahead of the 2019 general election Boris Johnson hid in a fridge in order to swerve the former GMB presenter.
In the hour-long broadcast Cummings said the sooner his old boss Boris Johnson leaves No 10 the better.
He also said he had talked about replacing Boris Johnson as PM one month after his election win.
"The day Boris Johnson wrote this message, 138 people died of #Covid -bringing UK death total to 43,293," wrote one journalist.
Boris Johnson and Rishi Sunak, the chancellor, are among the hundreds of thousands of people currently self-isolating.