80 Thousand Fans Go ‘Psy-chotic’ For Psy’s ‘Gangnam Style’

If you were under the impression Korean pop star Psy was just an Internet viral sensation for his "Gangnam Style," you need to check this out. A crowd of 80-thousand fans in Seoul went Psy-chotic at his recent concert.  You won't believe the amount of people until you see it for yourself.