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?

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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!