See Avril Lavigne and Sarah McLachlan perform at the Unite Against AIDS Concert presented by Aldo Fights AIDS in support of UNICEF and the Unite for Children, Unite Against AIDS Campaign on November 28th at 7:30 at the Bell Centre, Montreal. Other artists performing include Corneille, Marie-Mai, Angelique Kidjo and Nikki Yanofsky. It will be hosted by Ben Mulroney. Check out the INDIE MV Unite Against AIDS Video Contest with a first prize valued at $2,500. Create your own 30-second video using the provided images and music. The winning video and first 2 runner-ups will be played live at the Unite Against AIDS concert.