Metro

Jen keeps it shorts and sweet

The best thing about summer in the city this year has been seeing sizzling Jennifer Aniston dressed for work every day.

The 44-year-old stunner keeps it sexy and casual yesterday as she heads to the Upper East Side set of “Squirrels to the Nuts.”

The Peter Bogdanovich film, due out next year, co-stars Owen Wilson as a Broadway director who falls for a prostitute-turned-actress.