Corbyn’s dire response means it won’t have gone unnoticed among the PLP that the most effective opposition this afternoon came from members of the “Shadow Shadow Cabinet”. Yvette Cooper, Chuka Umunna – dubbed the “Shadow Shadow Chancellor” by David Gauke – Chris Leslie and Rachel Reeves all landed blows. Liz Kendall, Mary Creagh and Stephen Doughty notably joined in. Dan Hodges reports former ministers discreetly working on an alternative policy platform are known as the ‘G10’ and are led by Dan Jarvis:

George Osborne won't come to Parliament to answer Labour's Urgent Question on #Budget2016 shambles. #runningscared pic.twitter.com/pjEa85Tu0e

— Dan Jarvis (@DanJarvisMP) March 21, 2016

Judging by this amateurish Twitter guff, Jarvis is not the most impressive Labour moderate…