The Air Force female vocalist you have to hear

Back in May, we brought you news that UK pop sensation Adele had taken a very conservative stance against British national health care and high taxes. Why do I mention Adele? So I can mention her chart-topping single "Rolling in the Deep." Why do I mention "Rolling in the Deep?" So I can introduce this female Air Force airman singing an incredible rendition of the song:

So, how good was that? Why don't you compare it to Adele singing the original:

Wow.