[Question] Hetalia heart-fingers icons?

[ninja-nutjob.livejournal.com]

Does anyone have sauce on these icons? I've seen them pop up everywhere lately. They look like they're all part of one big fanart.

EXAMPLES

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Thank you everyone for the replies! Sources for the vid + icons are here:
http://www.youtube.com/watch?v=rIiNAZngVcQ
http://maximum246.livejournal.com/6850.html

Comments

[song-of-ages.livejournal.com]

can you at least give me the tag? DX

[desearu.livejournal.com]

I don't know it, otherwise I would have give it to you. (; _ ; )