A few years back I posted about Paul Potts on Britain's Got Talent, and how he blew away the judges. Well, there's another one now. Susan Boyle appeared on the 2009 edition of the show. Susan is 47, overweight and under attractive, to say the least. She came out to a chorus of snickers as she announced her intention to try and make a living singing. Then she started to sing. Here's the link to the video, as embedding has been disabled for every copy I could find:
Watch the look on the judges faces. I believe the word "gobsmacked" is appropriate here.