British singer Amy Winehouse performs at the St. Lucia Jazz Festival in St. Lucia in this May 8, 2009 file photo. Toxicology tests showed there were no illegal substances in Winehouse's body when she died last month aged 27, her spokesman said on August 23, 2011. In a statement, he added that alcohol was present, but that it could not be determined what part if any it played in her death.[Photo/Agencies]

British singer Amy Winehouse arrives at Westminster Magistrates Court in central London in this July 23, 2009 file photo. Toxicology tests showed there were no illegal substances in Winehouse's body when she died last month aged 27, her spokesman said on August 23, 2011. In a statement, he added that alcohol was present, but that it could not be determined what part if any it played in her death.[Photo/Agencies]