Metallica, one of the founding “big four” bands of thrash metal, wanted to open for a rock band whose members are 8 to 10 years old. Here is the video of the band members (James Hetfield, Lars Ulrich, Kirk Hammett and Robert Trujillo) talking about it:
So, basically these kids performed one of their most famous song, Enter Sandman, here is the video:
We hope one day these kids become as big as Metallica itself. More power to them!!