BY NATALIE TROMBETTA and DONNA McCONNELL - More by this author » Last updated at 01:04am on 16th May 2007

Just when she thought things couldn't possibly get any worse, pictures have surfaced of Paris Hilton surreptitiously smoking cannabis.

The 26-year-old heiress was photographed allegedly smoking a joint while backstage at last month's Coachella music festival.

http://www.dailymail.co.uk/pages/live/articles/showbiz/showbiznews.html?in_article_id=454989