Anna Sui's retro-luxe show wows at New York Fashion Week with riot of colour, red lips and vintage stylingBy Deborah ArthursLast night in New York Anna Sui showed a sweetly retro collection that referenced style through the decades, with models Lindsay Wixson, Karen Elson and Jessica Stam walking - complete with bold red lips - and Sofia Coppola and Corinne Bailey Rae watching from the front