They really do grow up so fast!

Teen Mom star Gary Shirley reminded us just how true that is when he shared yet another adorable picture of his daughter, Emilee, on Twitter this weekend!

gary shirley
Twitter, Splash

He captioned the shot (above) of his daughter, who was born on April 30, “Oh man! How do I do it? Blessed!”

And even though we’ve seen most of these little cuties mature before our very eyes on TV, we still can’t believe how much these munchkins have grown!

Check out all of Teen Mom’s littlest scene-stealers then and now!