Demarjay Smith is a internet celebrity who became famous when his fitness videos started to go viral on social media.
At the age of just 8, his videos were seen by millions of people all over the United States and the world.
He is known to be a fan of NBA and Usain Bolt.
In 2015, who was invited to the Ellen Degeners show, where Usain Bolt made a surprise visit to meet him. This, according to the article, left him in shock and excitment.
Usain Bolt even challenged him to a race on the show.