Metallica is one of my favorite older bands! 
Same here. The black album played a big part in my formative years
What was their most popular song do you know?
I think Enter Sandman. They we great early heavy metal
I love Enter Sandman! The Unforgiven is another favorite of mine.
Enter Sandman was the first single from their self-title album in 1991. So long ago.
Wow that was a long time ago! 3 years after I was born!
" and propelling Metallica to worldwide popularity. Acclaimed by critics, the song is featured in all of Metallica's live albums and DVDs released after 1991 and has been played live at award ceremonies and benefit concerts.
Writing and recording.
"Enter Sandman" was the first song Metallica had written for their 1991 eponymous album, "Metallica". Metallica's songwriting at that time was done mainly by rhythm guitarist James Hetfield and drummer Lars Ulrich, after they gathered tapes of song ideas and concepts from the other members of
child, and has said they were the reason he wanted to play guitar.
He was also a fan of 70s & 80s hard rock and heavy metal bands, including White Lion, AC/DC, Iron Maiden, Queen, Black Sabbath, Deep Purple and Bon Jovi.
Masterpiece occasionally played cover songs by these bands, including Queen's "I want to break free", Bon Jovi's "It's my life," and Metallica' "Enter Sandman".
He has also cited Led Zeppelin