Butter went on to enter the UK charts at ... of a thank-you to fans in the form of a new video or special photos. The scale of BTS's event - which began in 2014 - is almost unheard of.

What BTS has built as a band, it's just incredible to watch, right? I mean, they're massive. I feel very grateful to have a song with them. A song like “Butter,” it was something between us as ...