Thousands of people are expected to arrive at London's Hyde Park today, at an event aimed at tackling global hunger. Bill Gates and Danny Boyle will address the protest rally which coincides with a meeting hosted by David Cameron and intending to drum up billions of pounds for the cause.
The lobby group "Enough Food For Everyone If" pledged to involve the public in a 'visual petition' of 250,000 spinning flowers, featuring two million petals to represent the two million children who die because of malnutrition each year.
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Hundreds of pupils from Alperton Community School in Brent, London,cheered and waved flags as Andria Zafirakou arrived holding the prize.
Earlier, this week Kensington and Chelsea Council admitted spending almost £21 million keeping survivors in hotels.
Defence Minister Tobias Ellwood sais the UK is going through a "dark chapter" .