Last night, Primal Scream performed the first of two London gigs dedicated to the band’s seminal 1991 house-rock hybrid ‘Screamadelica,’ which will be commemorated in 2011 with a massive 20th anniversary box set and tours early next year of Australia and the group’s native U.K.

Gang of Four this week teased fans with a free three-track digital EP of unreleased material, including a re-recorded version of ‘Glass’ off the band’s 1979 debut ‘Entertainment!’ Download it here.

Out on tour in support of their chart-topping third album ‘The Suburbs,’ indie-rock breakthrough act Arcade Fire whipped up a special treat for fans at their Mexico City concert on Oct. 13: a cover of ‘Still Ill,’ the classic track from The Smiths’ 1984 self-titled debut album.

British industrial/experimental music pioneer Peter ‘Sleazy’ Christopherson — who co-founded the hugely influential acts Throbbing Gristle and Coil, was a member of Psychic TV and worked as an artist with famed album-cover design team Hipgnosis — died in his sleep on Wednesday at age 55.

U2 resumed its colossal 360° Tour in Auckland, New Zealand, last night, and surprised fans by digging very, very deep into its catalog, performing ‘Scarlet,’ off 1981’s ‘October,’ for the first time in 29 years — and only the second time ever

R.E.M. employed a decidedly old-school medium to announce the full tracklist of its new album ‘Collapse Into Now’: The band revealed the titles of the record’s 12 songs via its snail-mail fanclub newsletter.

A set of lyrics to ‘Disintegration’ opening track ‘Plainsong’ — handwritten and autographed by Robert Smith earlier this year — will be included in the ‘Art of the Song’ auction on Dec. 15, a fundraiser for the U.K.’s Teenage Cancer Trust.