Nas performs his classic 1994 album, Illmatic, on stage at the Moody Theater in Austin, Texas during the 2012 SXSW music conference. Heather Kennedy/WireImage/Getty Images hide caption

itoggle caption Heather Kennedy/WireImage/Getty Images

"Human expression is not confined to guitars." In his keynote address at SXSW Bruce Springsteen spoke of his love for pop of all flavors. Michael Buckner/Getty Images for SXSW hide caption

itoggle caption Michael Buckner/Getty Images for SXSW

Bruce Springsteen and the retooled E Street Band ripped through a nearly three-hour "secret" concert at the Moody Theater, the new home of Austin City Limits, during SXSW. Ever the showman, Springsteen crowd-surfed. Michael Buckner/Getty Images for SXSW hide caption

itoggle caption Michael Buckner/Getty Images for SXSW

The Record

Ann Powers From The Streets Of Austin

Our critic is down at the SXSW music convention, trying to take in as much of the action as she can.

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Chilean singer Francisca Valenzuela will be at SXSW and Vive Latino. She's premiering her new video for "Esta Soy Yo." courtesy of the artist hide caption

itoggle caption courtesy of the artist

Cotton Mather (from left): Dana Myzer, Josh Gravelin, Whit Williams and Robert Harrison. Todd Wolfson/Courtesy of Fanatic Promotion hide caption

itoggle caption Todd Wolfson/Courtesy of Fanatic Promotion

The Record

Cotton Mather's 'Kontiki,' The Album That Won't Go Gently

The 15-year-old album went out of print, but big-name fans pushed for a reissue and a reunion gig.

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K Ishibashi, who performs under the name Kishi Bashi, will perform at SXSW Friday. Courtesy of the artist hide caption

itoggle caption Courtesy of the artist