Get 4 FREE Issues of PEOPLE
Stars & Their Pets: Josh's Curb AppealHartnett and his pooch chill out in Brooklyn. Plus: Mickey Rourke's pint-sized Pomeranian and more
Credit: Jason Winslow/Splash News Online
Updated: Friday Apr 30, 2010 | 06:00 AM EDT
More from PEOPLE
See More News
1 of 15
My, how he's grown! Hartnett's newest pal, a super-cute pooch, poses prettily on Wednesday on a stoop in Brooklyn, N.Y.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.