Oscar Isaac, 44, runs shirtless in NYC park while enjoying unseasonably warm fall weather with wife Elvira Lind

Natalie Portman puts on an elegant display in cream pantsuit - but forgoes wearing her wedding ring - as she speaks at  United Nations summit in NYC amid 'marital woes'

Hugh Jackman looks somber as he steps out with Ryan Reynolds in NYC  - after shock split from wife Deborra-Lee Furness following 27-year marriage

Lily Allen looks stylish in a floral blazer and shows off her new orange cropped hair cut as she heads out in NYC to grab some sunflowers