'YOUNG, DUMB, STUPIT' A song that I think I've heard before...?  

18.66 million views in two days, following 50 million views of 'Dice' music video
An emix that writes down history.
It's a familiar song. Why is that?
On the 20th, before the release of the 1st mini album expérgo and the title song Love Me Like This, "YOUNG, DUMB, STUPIT" was released.
I'll let you know everything that NMIXX!