A rep from Scotland Yard just told TMZ they have arrested Amy Winehouse on suspicion of assault.
She is currently at the Holborn Police Station. She should be released within the hour.
Wino is accused of allegedly headbutting a guy outside a bar in London earlier this week. The maximum sentence for common assault in Britain is six months in prison.
story found @ TMZ.com
This is developing, so stay tuned. . .