"The funny thing about this is that, from everything I've ever heard from people in his constituency, Corbyn's popularity stems to a great degree from him being someone who actually helps people with their problems."
The former leader is reportedly considering establishing his own political party after accepting he will never be reinstated as a Labour MP.
He is tied along with shadow home secretary Yvette Cooper according to a survey by DeltaPoll released over the weekend.
It comes after David Lammy said sorry for nominating the Islington North MP to be Labour leader in 2015.
The shadow foreign secretary claimed he "never believed" Corbyn could win the leadership in 2015.
Starmer said that Corbyn "knows what he must do" to regain the Labour whip before the next election.
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"Go and see Mr Corbyn, he'll help you out", the young migrant was told.
The former prime minister’s comments are part of a foreword to a report, commissioned by the Tony Blair Institute, on why voters rejected the party in 2019.