UM, SEAN PENN. HEY.
Is there something you aren't telling us? Like, do you have some sort of secret gym lair in your home that you dedicate 90% of your life to??
Those muscles. Those veins. Is that… yes, you ARE glistening!
We have no idea when all this happened, but we aren't complaining! We bet NOBODY at that beach is complaining!
[Image via Splash News.]