Yesterday, Someone Managed to HACK CUSTOM MUSIC Into Smash 3DS. How the Hell did they do this?
Channel: Library of Etika
Date: 04/11/2019

Original Upload Date: April 27th, 2015
Original URL: https://www.youtube.com/watch?v=VE39OEcIfQw
Original Description: I don't know about you guys, but this is big news for me.

Source:
https://twitter.com/Drsmith1997Ryan/status/592398254035378176