Watch this: 'Gangnam Style' and 'Call Me Maybe' meet at last in YouTube's Rewind 2012 mash-up - The Verge
Psy's 'Gangnam Style' Reaches 3 Billion Views on YouTube | Billboard – Billboard
YouTube - From a single upload to 2 billion views, PSY's “Gangnam Style” takes the top to a whole new level. → http://goo.gl/KeRU6N | Facebook
Gangnam Style' Dethroned As Top YouTube Video | The Guardian Nigeria News - Nigeria and World News — Guardian Life — The Guardian Nigeria News – Nigeria and World News
YouTube Billion Views Club: Gangnam Style, J Balvin, Bieber and More - Variety
How 'Gangnam Style' Broke YouTube - The Atlantic
Psy's 'Gangnam Style' Invented YouTube's Billion Views Club – Billboard