Despite now being a family man, Matthew McConaughey reverted back to his old ways ... by going shirtless this weekend.
The ripped 39-year-old showed off his paternal pecs and abs in Malibu, while strolling with baby mama Camila Alves and son Levi.
Old habits don't always die hard.
Matthew McConaughey Is Fit for Fatherhood
5/26/2009 10:30 AM PDT BY TMZ STAFF
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