HUGE steps in Sean Kingston's recovery this morning -- literally -- because TMZ has learned the injured singer was finally walking on his own this morning!!!!!
A rep for Kingston tells us, "Sean is breathing
on his own and walked for the first time this morning."
"Sean Kingston continues to be hospitalized at Jackson Memorial Hospital
in Miami. His condition has been upgraded to serious."
As TMZ previously reported, the "Beautiful Girls" singer was critically injured in a jet ski accident last weekend -- and had been attached to a breathing tube. So today's news in VERY GOOD.
Kingston's rep adds, "Sean thanks his
friends, family and fans for their outpouring of prayers and well