Metallica recently changed their tune on licensing out music, and now, it’s paying off big time. In a Monday (Nov. 28) interview, Lars Ulrich opened up about how the band’s game-changing collaboration with Stranger Things — which saw one of the show’s most pivotal season four scenes using “Master of Puppets” as a backing track.

After the Netflix sci-fi series heavily featured “Master of Puppets” in its season four finale — during a scene in which Joseph Quinn’s character Eddie epically performs the 1986 track in the Upside Down — Metallica experienced a surge in streams. Nearly four decades out from its original release, “Master of Puppets” made its debut on the Billboard Hot 100, skyrocketing to a peak at No. 35.
This isn’t the first time Metallica has shown love to Stranger Things following the tribute.