by Susan Boyle.
It's probably already all over the internet but how can I not post it too?
This is the only version of the song that youtube allows to embed in other sites, so you should really watch it by clicking on this link.
It reminds me a lot of "Britain's got Talent" first season contestant Paul Potts's audition. Paul ended up winning the first season.
UPDATE - It didn't take much before youtube disabled this video as well, so now you must click the link to see the video...