Jimmy Stringer, 23, was one of four people who smashed their way into Michael Jones Jewellers in Banbury, armed with sledgehammers.
He was jailed today for five years and three months for his part in the robbery. Passers by helped bring him to justice, holding him down until police arrived.
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The Isle of Wight festival is celebrating its 50th anniversary with The Killers, Kasabian and Liam Gallagher among the headliners.
More than 2,000 people gathered at Westminster Abbey to celebrate the 70th anniversary of the arrival of the Windrush generation.
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