An evening dedicated to raising funds and awareness for orphans and children affected by HIV/AIDS in Africa has come to life with UNICEF and Madonna's United Nations Bash. Taking place Wednesday on the North Lawn of the United Nations, the exclusive fundraising event also has Nelly Furtado, Timbaland and Rihanna slated to perform. Joining Madge is a list of distinguished co-chairs, including Drew Barrymore, Adrien Brody, Arpad Busson, Salma Hayek and François-Henri Pinault, Demi Moore and Ashton Kutcher, Gwyneth Paltrow, Matthew Broderick, Professor Jeffrey Sachs, Sting, as well as UNICEF Ambassadors Tea Leoni, Lucy Liu, Sarah Jessica Parker and Trudie Styler.