Natasha Lyonne looks smitten as she locks arms with hunky mystery man in NYC

Hugh Jackman and his wife Deborra-Lee Furness head to his Broadway show The Music Man in NYC

Casey Affleck, 46 and his girlfriend Caylee Cowan, 24, look smitten as they hold hands in NYC

Lara Worthington takes her son Rocket, six, for a bike ride around NYC