First name of the creator: Danny
year of creation: 2007
place of creation: web class class in 1 high school in Maine (USA)
web site, where it was published: myspace.com/
The artist was a freshman in 2007, after he has published, he told his friends, that his gif is FREE to use.
2 years passed by and Oha found it, she modified it with: Oha 2009 (bold, black letters)
Now she claims, that it was her, who created this gif.
Oha`s verion of this gif:oha.deviantart.com/art/Dance-l…
There she has rules, which ONLY apply to her modified version.
That means, that you can use the simple gif for FREE:i1190.photobucket.com/albums/z…
Source: I have found a friend of the the original artist on Ovipets.
Why I think, that this is true:
I had informatics in school, where we have learned, that:
If I delete data on a web page, than you can not find it anymore.
Myspace is on the web many years now, they edited the design and deleted many old data. Some users deleted their old accounts there.
The original source of this gif can not be found.