BY LUCY BUCKLAND
Proving his celebrity transcends all walks of life, stars have flocked to Barack Obama 's live question and answers session this morning.
Benedict Cumberbatch, Australian beauty Holly Valance and British singer Annie Lennox all listened intently as the US President hosted his "town-hall" style meeting during the second day of his visit to the UK ahead of his meeting with Jeremy Corbyn .
The US president took questions from ordinary Brits after stopping off at London's Globe Theatre to mark the 400th anniversary of the death of William Shakespeare .
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