Mastodon has announced that after a quarter-century together, singer and guitarist Brent Hinds will be leaving the progressive metal outfit.

He was the last remaining core member of a group that was both propelled and pigeonholed in the 1970s by its close ...

"We're deeply proud of and beyond grateful for the music and history we've shared," the band announced Friday.

Brian James penned "New Rose," the first U.K. punk single, and helped kick off both hardcore and goth subcultures.