It was unclear what sparked the altercation but witnesses say a fan tried to grab Winehouse.Police have received no assault complaint regarding the incident and a spokeman at the festival said there would be no investigation, the BBC reports.Glastonbury founder Michael Eavis said he's sticking by the star, adding that that after the show -- which he described as a "triumph" -- Winehouse asked about headling the festival next year.Winehouse sang for about an hour in front of an estimated crowd of 80,000.She shocked fans last week by performing at a special birthday concert for Nelson Mandela.The performance came just after she was hospitalized. Her father says she developed emphysema from smoking cigarettes and crack cocaine, although her spokeswoman has said Winehouse only has pre-emphysema symptoms.
inputstring747103570width460height420titleoverrideAmy Lashes Out at Glastonburythumbids898217422,2363378457,1656777454,1180393851,747103570,333957818,1298919668
Winehouse Has Emphysema, Says Dad
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Apple announces iTunes Festival, 2008
