David Cameron insisted aid spending made him "proud to be British" today as he urged more investment to tackle global hunger.
Hosting a conference intended to drum up money for the developing world, the Prime Minister backed a target of saving 20 million children from chronic malnutrition by 2020.
Bill Gates and Danny Boyle are set to address the protest rally to coincide with the London meeting, which preceeds the G8 summit in Northern Ireland.
The demonstration, hosted by lobby group Enough Food For Everyone If, is expected to attract thousands to Hyde Park.
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Rod Stewart and wife Penny Lancaster uploaded pictures to Instagram as they headed to Greenwich for his sold out gig.
The family heirloom was taken after the man was approached by a woman in The Crown pub in Soho.
He was found close to Harrow and Wealdstone station just before 7pm and was taken to a central London hospital.