CoreyTakahashi / NPR

Laal performs in Karachi, Pakistan. Lead singer Shahram Azhar and guitarist Taimur Rahman take a curtain call with key leaders of Pakistan's lawyers' movement, Ali Ahmed Kurd (left) and Aitzaz Ahsan. Nighat Chaudhry/for NPR hide caption

itoggle caption Nighat Chaudhry/for NPR

The group Salaam is centered around string instrument specialist Dena El Saffar, percussionist Tim Moore, zither-ist Hakan Toker and (not pictured) trumpeter Amir ElSaffar, brother of Dena. Yelena Yahontova hide caption

itoggle caption Yelena Yahontova

From the cover of Mazel Tov, Mis Amigos. hide caption

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CoreyTakahashi / NPR

Los Amigos Invisibles. courtesy of the artist hide caption

itoggle caption courtesy of the artist