Alice in Chains

Album placed the group among the era's biggest rock acts.

"Felt good to make some noise," bassist Mike Inez declared after the show.

Track penned in tribute to late singer Layne Staley struck a chord with music legend.

Band has soldiered on since singer died in 2002.

"It’s a cover -- and no, it’s not a Van Halen cover," the rocker told the crowd before launching into the grunge classic.

Acoustic-oriented EP helped band break new ground and added new dimensions to the grunge scene.

Alice in Chains survivor recalls how pair added "color to the canvas" by sharing vocals.

"You're f---in' crazy," Sammy Hagar told the Seattle group.

Performance was part of an all-star livestreamed event honoring the Seattle band.

Aug. 21, 1990, was a busy day.