Matthew Wilkening

Private concert precedes band's long-delayed No Filter tour.

Four-disc box also includes demos and a 66-page book.

For a while, if a track appeared on one of their LPs, you could be confident it would also turn up onstage.

Hard-to-find, extras-laden set is valued at $125.

"It's good that people recognize these things as dangerous," singer said.

Guitarist took lead-vocal duties for the first time on a band song.

You could build a great show with these tracks that didn't leave the studio.

United States' refusal to adopt international form of measurement may have prevented guitarist from joining band.

"Don't Ya Mess With Me" arrives ahead of band's 50th-anniversary tour this summer.

Longtime drummer recovering from an unspecified medical procedure.