Vocaloid in K-on ??? called Voca-on

Hey !!! i just came across a new video that involves our vocaloids instead of the original k-on characters . I know that you wont be able to understand me untill and unless you see the vedio yourself . So here you go -

 
Now let me tell you who played what role -

Miku as Yui Hirasawa 

Rin as Ritsu Tainaka

Len as Mio Akiyama

Luka as Tsumagi Kotobuki 

Kaito as Nodoka Manabe

Gumi as Ui Hirasawa

Meiko as Sawako Yamanaka

Now lets see the similarity btween them so here you go check it out -

So ...... Now what is your preveiw about it ?