Mashable worked with Unruly Media to come up with most shared videos of the month. Unruly Media’s Viral Chart tracks 18 million movie shares a day using 3rd-party APIs. It should be known that the Top 20 does not include music videos, user-generated videos, or movie trailers.

1. “Dear 16-Year-Old Me” (The David Cornfield Memorial Fund): 267,578 shares


2. “Call of Duty Modern Warfare 3 Gameplay Reveal Trailer HD” (Activision): 222,446 shares


3. “The Force” (Volkswagen): 99,308 shares


4. “Battle At F-Stop Ridge” (The Camera Store): 73,115 shares


5. “The T-Mobile Royal Wedding” (T-Mobile): 67,023 shares


6. “The Official ‘Someday’ Fragrance Perfume by Justin Bieber Commercial” (Someday): 56,690 shares


7. “Evian Roller Babies International Version” (Evian): 50,387 shares


8. “Google Chrome: Lady Gaga” (Google): 48,477 shares


9. “I Want … ” (Animal Humane Society): 42,382 shares


10. “Ken Block’s Gymkhana THREE, Part 2; Ultimate Playground; l’Autodrome, France” (DC Shoes): 41,823 shares


11. “Google Chrome: It Gets Better” (Google): 37,996 shares


12. “Danny MacAskill – Way Back Home” (Redbull): 37,996 shares


13. “Google Chrome: Dear Sophie” (Google): 37,645 shares


14.”Call of Duty: Modern Warfare 3 — America Teaser” (Activision): 34,720 shares


15. “Battlefield 3 – Full Length ‘Fault Line’ Gameplay Trailer” (EA): 29,678 shares


16. “Dirt Devil’s Exorcist Parody” (TTI Floor Care North America): 28,997 shares


17. “Little Thor” (THor): 28,980 shares


18. “iPad Games for Cats from Friskies” (Friskies): 26,558 shares


19. “Ken Block Gymhana Two: The Infomercial” (DC Shoes): 25,433 shares


20. “GagaVille: Lady Gaga Goes to FarmVille” (Zynga): 24,171 shares

[via: Mashable]