Simon Cowell has been known for his harsh judging threshold. When Simon does not like something he will tell you ‘as it is’. When Shaheen Jafargholi took to the stage he decided to sing ‘Valerie by Amy Winehouse’ and was shut down by Simon within seconds of his performance. Simon asked Shaheen if he knew any other songs and was blown away. Watch the video and see what Shaheen sang to stun the judges.