James falls for a sexy consultant with plans to shake things up at Amerimart, much to Katie's chagrin. Duncan struggles with his new monogamy with Lisbeth as Fashion Week approaches and old flings visit him. At Wendy's request, Karl arranges a date for Marla with one of his company's chemists. And Brody tries to track down the prostitute's "little black book" before Terrence (recurring guest star PAUL BLACKTHORNE) finds it and publicizes Duncan's indiscretion.