Over the last 12 years in government, and before, you have made an enormous contribution to this country and to the Labour Party, and this is widely acknowledged.
However we are writing now because we believe that in the current political situation, you can best serve the Labour Party and the country by stepping down as party leader and prime minister.
And so allowing the party to find a new leader to take us into the next general election.
So the plot is real - in spite of Mandelson's lies and spin to the contrary. And they only need 50 names.
Things are accelerating...
According to the Grauniad, Labour rules require 72 names. The rebels apparently have 80 probables - and rising.