YouTube has anything and everything a viral junkie could hope for — and flash mobs are no exception.

Flash mobs are a collection of people, organized with the intent to perform a synchronized action, and then quickly disperse.

It sounds pointless, and that’s exactly the appeal it has for millions that have stumbled upon them on the Internet.

Here’s our Top 5 list of flash mobs we found on YouTube:

5.

The Great Trafalgar Square Freeze

4.

Freeze Flash in Paris

3.

Frozen Grand Central Station

2.

Sound of Music in Belgium

1.

T-Mobile Dance

Know of a flash mob that went viral in your hometown, or you really want to share one that isn’t listed here?
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