• 1. Towel Surfing Flash Mob

    This one is a more recent ones from Bondi Beach in Australia. Aside from being a great flash mob dance, it's also a nice reminder that while it's 40 degrees here in New York, they're dancing on the beach in the Southern Hemisphere.

  • 2. Oprah's Season Opener

    A flash mob danced while the Black Eyed Peas performed for the kickoff party for Oprah's 24th season.

  • 3. Elf Yourself Christmas Flash Mob

    Another recent one, hundreds of elves dance to Christmas favorites to promote the site ElfYourself.com.

  • 4. Liverpool Street Station T-Mobile Ad

    The first big one of the year and one of the more memorable ones was a clever advertisement from T-Mobile.

  • 5. Sound of Music in Belgium

    Another big dance number, this time in a train station in Belgium.

  • 6. Lloyd Doblers Invade New York

    To celebrate the 20th anniversary of Say Anything a group of or Lloyd Doblers wandered around, serenading New Yorkers with Peter Gabriel's “In Your Eyes”.

  • 7. 2009's Gayest Flash Mob

    Another one from Bondi Beach in Australia, with Australia's most famous drag queen - Joyce Maynge.

  • 8. The Accidental Flash Mob

    This one starts with one lonesome dancer at the Sasquatch Music Festival in George, Washington, and ends with one of the most epic impromptu flash mobs of the year.

  • 9. Sweden's Tribute To Michael Jackson

    In honor of the Michael Jackson, a group in Stockholm, Sweden paid tribute to the late singer by assembling the biggest flash mob of 2009.

  • 10. The Hammer Pants Flash Mob Dance

    The apex of flash mobs. This is what all flash mobs strive to be.