Lifestyle Pets Stars & Their Pets: January's Saturday Sweetie Jones and her pup pound the pavement in Los Feliz, Calif. Plus: Miley and Ashley's high-profile puppy playdate and more By People Staff Published on July 19, 2010 05:41 PM Share Tweet Pin Email Trending Videos 01 of 05 JANUARY JONES Splash News Online The Mad Men actress – who may be dating an SNL star – happily walks her pup around Los Feliz, Calif., on Friday. 02 of 05 MILEY CYRUS & ASHLEY GREENE GSI It’s an all-star puppy playdate! Cyrus and growing puppy Mate hang out with Twilight actress Greene and her tiny toy fox terrier, Marlo, on the set of LOL: Laughing Out Loud in Detroit, Mich., on Friday. 03 of 05 BROOKE HOGAN INF Hogan totes her cute carry-on – her pooch! – through Miami International Airport on Friday. 04 of 05 DAVID DUCHOVNY Splash News Online The Californiacation star and his wife, Téa Leoni, kick back on the beaches of Malibu on Sunday with their pup (and kids!) by their sides. 05 of 05 BLAKE LIVELY Splash News Online Another day, another set visit for Penny! The teacup maltipoo joins mama Lively on the set of Gossip Girl in New York City on Friday.