Amy Winehouse Rehearsing Hard For Weekend Gigs

Troubled star AMY WINEHOUSE has begun rehearsing for her imminent live performances at the weekend (beg28Jun08), despite still receiving treatment in hospital for severe lung problems.

The star's representative confirmed she had started working on her set for upcoming gigs at English music festival Glastonbury on Saturday (28Jun08) and Nelson Mandela's 90th birthday celebrations in London on Friday (27Jun08).

Although a spokesperson insists Winehouse's appearances at the show's "looks likely", she will have an anxious wait for "the final sign-off" from worried doctors.

The Rehab singer is receiving treatment for traces of lung disease emphysema at a Marylebone, London clinic after collapsing at her home in the British capital last week (beg16Jun08).

And despite severe warnings from medical specialists about her tobacco habit, Winehouse shocked onlookers on Monday (23Jun08) when she sparked up a cigarette outside the clinic where she is being treated.