Joanne was born deaf and had never really heard sound before. When she was in her 20s, her vision also started to slip because she suffers from Usher syndrome, a condition in which the sufferer can lose both vision and hearing due to a genetic mutation.
Thankfully for Joanne, she can now hear though.
It was a very emotional moment for her when her implants were switched on, and her friend was there to catch this beautiful moment on camera. Check it out for yourself as well: