StyleWatchStars and Their Dogs!
For Sienna, Jessica and others, man’s best friend is also their best accessory
More from PEOPLE
DOG DAY AFTERNOON
In a show of Friend-ship, Jennifer Aniston hits the Malibu beach with pal Courteney Cox's Cavalier King Charles spaniel Hopper, along with canine companion Norman and her frisky new puppy (on leash).
