Josh Hartnett In New York City With Girlfriend Sophia Lie (PHOTOS)

10/19/2011 08:50 am ET | Updated Dec 19, 2011

Josh Hartnett, you are one sneaky fellow.

The "Black Hawk Down" actor was spotted walking undercover in New York City this week with girlfriend, Norwegian model Sophia Lie.

Though Hartnett is one to stay way under the radar, the pair reportedly vacationed in Italy over the summer and caught some tennis action at the U.S. Open last month.

Come on, Josh, step out more! We'd like some more of you in our lives.

PHOTOS: