Neil Patrick Harris and David Burtka celebrated Their one-year wedding anniversary on Sunday. To commemorate Their special day, Neil shared a sweet snap from Their wedding on Instagram. In the candid shot, the couple is seen adorably laughing, while David holds onto Neil's arm. The actor couldn't help but gush About his husband, writing, "One year ago today I had the pleasure of marrying David Burtka. I'm so happy that I did - he's a Truly wonderful man. Here's to many more laughs and adventures . .!"