Conversation so far:
What were Amy Winehouse's legal difficulties?
On 5 March 2009, Amy Winehouse was arrested and charged with common assault following a claim by Sharene Flash that Winehouse hit her in the eye.
What happened after Amy Winehouse was charged with common assault following a claim by Sharene Flash that Winehouse hit her in the eye?
Amy Winehouse's spokesperson announced the cancellation of the singer's US Coachella Festival appearance in light of the new legal issue.
Was Amy Winehouse able to resolve her legal issue after she was charged with common assault following a claim by Sharene Flash that Winehouse hit her in the eye?
Amy Winehouse appeared in court on 17 March to enter her plea of not guilty.
Were the charges against Amy Winehouse for common assault following a claim by Sharene Flash that Winehouse hit her in the eye dismissed?
On 24 July, District Judge Timothy Workman ruled that Amy Winehouse was not guilty.
Did Amy Winehouse have any other legal problems besides being charged with common assault following a claim by Sharene Flash that Winehouse hit her in the eye?
On 26 April 2008, Amy Winehouse was cautioned after she admitted to police she slapped a 38-year-old man in the face.
Did Amy Winehouse have any other problems with violence besides slapping a 38-year-old man in the face?
In 2006, Amy Winehouse admitted to punching a female fan in the face for criticising her having taken Blake Fielder-Civil as a husband.
Did the fan that Amy Winehouse admitted to punching in the face for criticising her having taken Blake Fielder-Civil as a husband press charges?
What other problems has Amy Winehouse had besides punching a female fan in the face for criticising her having taken Blake Fielder-Civil as a husband?
On 19 December 2009, Amy Winehouse was arrested for a third time.

Question: What was she arrested for?
Self-contained rewrite: What was Amy Winehouse arrested for on 19 December 2009?