Stars' Secret Trainers: Their DogsForget pricey workout plans – celebs like Matthew McConaughey and Amanda Seyfried burn calories with the help of their furry BFFs!

  • NIKKI REED & PAUL MCDONALD photo | Nikki Reed

Credit: Sam Sharma/Pacific Coast News

Updated: Monday Jan 02, 2012 | 06:00 AM EST By: Helin Jung

NIKKI REED & PAUL MCDONALD

Two by two, they're keeping their love in shape. Newlyweds Reed and McDonald take their pups for a honeymoon hike weeks after their wedding.