Versions of this song used for the mix:
Leo/need: https://www.youtube.com/watch?v=V-7cDTePL8E
Kagamine Rin/Len: https://www.youtube.com/watch?v=-AkPn_l2VHo
Videos used:
Leo/need 3DMV by me
ROKI Project Diva Megamix by reyma: https://www.youtube.com/watch?v=-AkPn_l2VHo