The ‘Burlesque' actor starred with Emily in romantic comedy ‘The Devil Wears Prada' and she decided to set the him up with her sibling Felicity – who works as a literary agent in London, England – after the death of his first wife Kate, who passed away from cancer in April 2009.
A source told Us Weekly magazine: "Stanley is very happy with her.
Emily loved Stanley on the set of ‘Devil' and just thought they would hit it off so she set him up."
The new relationship has not been easy to get into for Stanley, but she has been "warm and comforting" towards him.
The source added: "It hasn't been easy for him getting into a new relationship, but Felicity is a lovely person and very warm and comforting."
The pair were seen together on Tuesday at the after-party for movie ‘Rampart' where Felicity was first seen wearing an engagement ring.
An onlooker said: "They looked completely content together."
