The Opera Guild joins forces with Neiman Marcus Union Square to celebrate MARCHESA during an\u00a0exclusive fashion show luncheon co-chaired by Francesca Amann, Maya Meux and Toni Wolfson. The event takes place at a private residence in Marin County. Tickets are available (but going quick!) for $500 to $2,500. For further details on the glam affair, call the Opera Guild at 415-565-3204. NHG Sponsored.