Stromae proved to the audience at Stubb's in Austin why he's a major star just about everywhere but the U.S. /Adam Kissick for NPR hide caption

itoggle caption /Adam Kissick for NPR

SXSW Music Festival

Stromae, Live In Concert: SXSW 2015

Watch the international superstar perform for a legion of rhapsodic fans at our SXSW showcase.

Courtney Barnett performed songs from her new album, Sometimes I Think And Sit And Sometimes I Just Sit, at NPR Music's SXSW showcase on Wednesday, March 18, 2015. /Adam Kissick for NPR hide caption

itoggle caption /Adam Kissick for NPR

SXSW Music Festival

Courtney Barnett, Live In Concert: SXSW 2015

The famously anxious Melbourne singer-songwriter is now a full-fledged rock 'n' roll star.