Jason Momoa attended the Metallica concert in Los Angeles over the weekend, and was spotted on the floor, joining fans in the mosh pit.
The actor best known for playing Eddie Munson on the hit Netflix show was also gifted an all-access pass.
The band plays alongside Joseph Quinn's Eddie Munson, donning Hawkins Hellfire Club shirts and all.
Thanks to 'Stranger Things,' Metallica has a new generation of fans. Lars Ulrich chatted with ET in 1989 about the band's success.