Can someone help me ti find this ?

Hello to everyone, I don't know if I can post this request here, but I really want to see it *__*
(Feel free to delete this post if it is against rules)

Surfing the web I discovered this fanart:

Clik here

The author says that it's really happened, but I can't find the video, or the interview. Does anyone know  what interview it's from? And if you have the video you'll make me very very happy *_________*


(Sorry for my english, I hope there aren't many errors ^^''')