It's no secret that the Obamas are a tight family [1], but it's always so heartwarming to see their loving moments time and time again. While Michelle is a cool mom [2] in her own right, it's Barack's incredibly close bond with their two daughters, Sasha and Malia, that really makes us smile. From his numerous quotes on fatherhood [3] to watching the two girls come into their own [4] these past few years, he usually has a permanent smile on his face (and a protective arm around their shoulders) whenever they are together. Sasha, 15, and Malia, 18, have shared plenty of cute sisterly moments [5] during their time in the White House (including this gem with Ryan Reynolds [6]), but keep reading to see their best father-daughter snaps throughout the years.