Neil Patrick Harris  and husband David Burtka often share adorable snapshots of twins Harper and Gideon, and they haven't slowed down this Summer. The sweet moments shouldn't come as a surprise to Neil's followers, though — of all the picture-perfect celebrity families  out there, Neil and David's is one of the most active on social media. The couple, who secretly got married  last September after 10 years of dating, constantly shares heart-meltingly cute photos of the twins, ranging from their elaborate Halloween costumes  to their nights on the town eating oysters and watching jazz shows. (Yes, they're sophisticated NYC tots.) Keep reading to see what we're talking about!