Andy Cohen Defends New Cast of 'Real Housewives of New York City,' Says 'They're Fun to Watch'

Sienna Miller cuts a chic figure in a tan power suit as she attends Marion screening in New York City

Michael Fassbender, Jodie Turner-Smith, & More Attend 'The Agency' Premiere in New York City

Sienna Miller, 42, looks effortlessly stylish with boyfriend Oli Green, 27, at Carolina Herrera X Frame party in New York City