Stars & Their Pets: Betty's 'Hot' Dog

The legendary star – and animal rights activist – cradles a cute pup on Monday while introducing her new namesake treat, the “Betty ‘Naked in the City’ Hot Dog,” at Pink’s hot dog stand in L.A.

Excuse me, dog coming through! Zellweger makes room for beau Bradley Cooper’s chow-retriever mix Charlotte on Monday while hanging out on the Philadelphia set of his latest film.

The country cuties get cozy with Lambert’s new pooch Cher – a good luck charm! – Sunday night at the Academy of Country Music Awards in Las Vegas.

Who needs a pet carrier when you’ve got Lopez for a dad? The buff Extra host flexes his muscles – and his softer side – while playing with French bulldog Julio in Burbank, Calif., on Saturday.

More Frenchie love! Olsen leaves sis Mary-Kate’s New York City apartment on Friday with her new pup and boyfriend Justin Bartha in tow.

After joining beau Justin Timberlake for a Taylor Swift concert Thursday night, Biel enjoys a laid-back Sunday, walking through L.A. with pit bull Tina.

The actor and his model girlfriend stroll hand-in-hand around New York City on Sunday next to their perfectly-primped Pomeranian.