Neil Patrick Harris and husband David Burtka know how to throw one heck of a birthday party. Neil shared an adorable snapshot of twins Harper and Gideon (check out his shirt!) on the day of their fourth birthday. But that's just the beginning of the cuteness overload. Of all the sweet celebrity families out there, Neil and David's is one of the most active on social media. The couple, who secretly got married in 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 their best snaps!
Source: Twitter user Acutallynph