A spokesman at the festival said there would subsequently be no investigation. Founder Michael Eavis defended the star, saying she had appeared to lash out after being touched by a fan.
He added that Winehouse had asked if she could headline next year's music event, and he described her show on Saturday as a "triumph". - more on this story
Preview and Purchase Amy Winehouse CDs
On the Blue: New Horizons Cruise Day 1: Marbin Gets the Fun Started
Hot In The City: Prog Band Tu-Ner Coming to Phoenix
Sites and Sounds: Daytona Beach Ready to Rumble with Welcome to Rockville
Watch The Beach Boys Official Documentary Trailer
Ringo & His All Starr Band Announce Fall Tour
The Night Flight Orchestra Inks Deal With Napalm Records
Little Feat 'Can't Be Satisfied' With New Video
The Melvins Stream 'The Making of Tarantula Heart' Mini-Documentary
Watch Babylon A.D.'s 'Wrecking Machine' Video
The Exies Reveal Never Before Seen Footage With 'For What It's Worth' Video
The Allman Brothers Band Legend Dickey Betts Dead At 80