Matthew or Kellan: Who's the Hotter Dog Dad?From the sandy Malibu shores to the streets of L.A., which actor makes dog walking look more delicious?

FEET FIRST

McConaughey and Lutz cap off their cardio with some low-impact dog jogs in Malibu and Los Angeles, respectively.
Winner: Lutz. We'll sneak a peek at those pecs anytime!