His face lights up whenever he's with Sienna Miller. Even when they're doing something as prosaic as getting a kebab.
The lovers – who reunited after a five-year split and are now reportedly engaged – were seen popping into a fast food joint this week after watching a gig in the capital.
Their date involved a concert featuring alternative rockers The Dead Weather, at Camden's Roundhouse venue.
Perhaps that's why things are working out the second time around.
Because they're making time for each other away from all the trappings of their movie star lifestyles.
And the night out reminded them of how it was in the beginning when they were just a girl and a guy hanging out in his beloved North London, enjoying the simple pleasures in life.