The UNICEF ambassador kicks off Halloween with a charitable tradition. Plus: Nicole & DJ AM, Mary-Kate, Gwyneth and more

PUSHING AHEAD

Madonna steps out in London Tuesday to tape an interview via satellite with Oprah Winfrey (which airs Wednesday). The Material Mom spoke about her adoption of 1-year-old Malawian boy David Banda and how she felt the baby's father has been manipulated into saying he was misled by the adoption proceedings.