For the first time ever, YouTube has released a list of the most watched videos of 2009 and each month's fastest-rising YouTube search terms.  The results are based completely on view counts, combining views for multiple versions of the same video.  Read on for a full list of the videos that made the cut.

Most Watched YouTube Videos (Worldwide):

  1. Susan Boyle – Britian's Got Talent (120+ million views)
  2. David After Dentist (37+ million views)
  3. JK Wedding Entrance Dance (33+ million views)
  4. New Moon Movie Trailer (31+ million views)
  5. Evian Roller Babies (27+ million views)

Most Watched Music Videos on YouTube (Worldwide):

  1. Pitbull – I Know You Want Me (82+ million views)
  2. Miley Cyrus – The Climb (64+ million views)
  3. Miley Cyrus – Party in the U.S.A. (54+ million views)
  4. The Lonely Island – I'm On a Boat (48+ million views)
  5. Keri Hilson – Knock You Down (35+ million views)

Fastest Rising Search Terms by Month (Worldwide):

  • January — Inauguration
  • February – Christian Bale
  • March:  The Climb
  • April:  Susan Boyle
  • May :  Pacquiao vs Hatton
  • June:  Michael Jackson Thriller
  • July:  Michael Jackson
  • August:  Usain Bolt
  • September:  Kanye West
  • October:  Paranormal Activity
  • November:  Bad Romance
  • December:  Tiger Woods

If you're searching for the words to sum up 2009, look no further.  Although unlikely, if you missed any of this year's most viewed YouTube videos be sure to check them out.