Adopting rescue dogs has a huge impact on their lives. While shelters rescue these poor animals and give them a better chance at life, it’s still difficult for them to live there. One dog’s total transformation in his expression from before he was adopted to after shows this impact in real life.

He almost looks sad in his before photos. While you can tell he’s an adorable and sweet pup, his expression looks hopeful and lonely. But then, everything changes when he finds a new home. The dog looks like he is smiling and has so much more life in him.

Watch the video to see these before and after moments for this special dog.

Now that’s one happy dog!