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

World-renowned flutist James Galway led an attempt to challenge the Guinness world record for the Largest Flute Ensemble at the National Flute Association Convention in New York City. Derek Jacoby hide caption

itoggle caption Derek Jacoby

Woodstock Concert Brochure hide caption

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Les Paul performs live at the Winter Garden on May 27, 1992. David Corio/Michael Ochs Archive/Getty Images hide caption

itoggle caption David Corio/Michael Ochs Archive/Getty Images