Keenan Cahill
YouTube Star
Lip-syncing star whose online videos have featured him dancing and singing along to artists such as 50 Cent, Usher, and Maroon 5.
He was diagnosed with Maroteaux-Lamy syndrome, which has symptoms similar to dwarfism.
Paul DelVecchio, Cody Simpson, and members of LMFAO have appeared on his channel. He eventually released a website for his lip-sync covers.
After he was born, doctors told his parents that he would be confined to a wheelchair if not treated with bone marrow transplants and surgeries.
He has had pop star Justin Bieber appear as a guest on his channel.