YouTube's most popular videos this last year (in some instances they aggregated views across multiple versions of the same video):
Most Watched Music Videos (Gobal):1. Pitbull "I Know You Want Me" (82M +)2. Miley Cyrus "The Climb" (64M+)3. Miley Cyrus "Party in the U.S.A." (54M+)4. The Lonely Island "I'm On a Boat" (48M+)5. Keri Hilson "Knock You Down" (35M+)
Most Watched Videos (Global):
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