Stars' Secret Trainers: Their DogsForget pricey workout plans – celebs like Matthew McConaughey and Amanda Seyfried burn calories with the help of their furry BFFs!
Updated: Monday Jan 02, 2012 | 06:00 AM EST By: Helin Jung
More from PEOPLE
- WATCH: Eli Roth Ditches Horror Movies for a Love Story About ... Sharks?
- Read the Cover Story: Growing Up Kennedy!
Exclusive Family Photos from White House Nanny
- #TBT: Princess Diana Went to the Back to the Future Premiere 30 Years Ago
- From EW: Dierks Bentley Premieres Official Live Video for 'Riser'