Kaiden Orantes, from New Jersey, was filmed as he was fitted with hearing aids by his doctor.
As soon as the two-year-old's mum said "Hi", he looked at her in shock then proceeded to happily dance around the entire room.
Now if that doesn't put a smile on your face, we don't know what will.
Also on HuffPost
Suggested For You
SUBSCRIBE AND FOLLOW
Get top stories and blog posts emailed to me each day. Newsletters may offer personalized content or advertisements.Learn more