The singer performed a surprise set, which included news songs, backed by a small band for Apocalypstic at the Hawley Arms in Camden.

The monthly club night, which is organised in association with Nordoff Robbins Music Therapy, puts big acts alongside up and coming musicians.

Winehouse is currently working on songs for her forthcoming studio album.

The singer said earlier this year that the follow-up to 2006's 'Back To Black' would be released no later than January 2011.

Producer Mark Ronson said last month that he was “not sure” whether he would be producing Winehouse's next album.

(by Jason Gregory)