Most Popular videos of all time. Our latest update has Justin Bieber still at number 1 with Baby. South Korean pop sensation Psy's "Gangnam Style" has become the second most-watched YouTube video of all time with more than 650 million hits as the quirky rapper continues to take the world by storm.

Here is the top 10, as of 4 th November 2012

1.Justin Bieber - Baby ft. Ludacris 796,048,344 views.

2.PSY - GANGNAM STYLE (강남스타일) M/V 650,102,979 views.

John Hirai, head of music at YouTube's Korea-Japan branch, told a conference in Seoul that Psy would pass Bieber on YouTube's most-watched list in about a month. Psy has also remained at number two on the Billboard Hot 100 music chart in the United States for a sixth straight week after topping charts in countries including Britain and Australia