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.