Xiaofeng, a boy who came from a remote place in Enshi, China's Hunan Province, losted his legs in a car traffic accident on January 25, 2013, which brought on him and his family lots of difficulties and debts. Now, he is receiving treatment in a hospital in Wuhan. His optimistic attitude and courage inspire millions of Chinese people.

Think it's impossible to feel sad while the upbeat hit "Little Apple" is playing? Well, a video showing a boy with amputated legs dancing the Little Apple song on the hospital bed went viral since it was uploaded on Feb 2.

The boy's rhythmic dance moves have wowed viewers. Dubbed the "saddest Little Apple" so far, some could not help shedding tears as they watched.

The four-year-old boy lost both of his legs during a car accident two years ago, but his cheerful spirit and smile have impressed everyone who has ever met him, qq.com reported.

The song Little Apple earned unprecedented popularity since its debut in May. People across the country imitated the dance in the music video and different versions of the song went viral online, such as Little Apple danced by soldiers, students, and air stewardesses.