We all get by better with a little help from our tunes. iStockphoto hide caption

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Grace Jerry performs her original single "E Go Happen" at a gathering of young African leaders at Montpelier, James Madison's home. The lyrics say: "Yes we can, sure we can change the world." YouTube hide caption

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Iraqi Kurdish singer Helly Luv sings in support of Kurdish fighters, called the peshmerga, who are battling the Islamic State. Her songs are popular among Kurds in northern Iraq, though some critics say her outfits and dancing are un-Islamic. Safin Hamed/AFP/Getty Images hide caption

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Even if you don't speak their language, you can likely communicate with these musicians through song and dance: Men from Papua New Guinea; Wiz Khalifa at the 2015 Billboard Music Awards; and Japanese dancers at the Daihanya Festival in Kagoshima City. Ness Kerton/AFP/Getty Images; Ethan Miller/AFP/Getty Images; iStockphoto hide caption

itoggle caption Ness Kerton/AFP/Getty Images; Ethan Miller/AFP/Getty Images; iStockphoto

Marc Pierce, 51, of Baker City, Ore., wears a Jerry Garcia T-shirt as he heads to the Grateful Dead concert at Levi's Stadium in Santa Clara, Calif. Jim Gensheimer/TNS /Landov hide caption

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Neil Young says he supports Bernie Sanders — and that Donald Trump shouldn't have used his song "Rockin' in the Free World." He's seen here performing in Los Angeles earlier this year. Larry Busacca/Getty Images for NARAS hide caption

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After years as punk rockers, Jeneda (right) and Clayson Benally formed the band Sihasin, which means "hope" in Navajo. "We have every possibility to make positive change," says Jeneda. Courtesy of Sihasin hide caption

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Oscar Paz Suaznabar started playing keyboard by ear when he was just 2. The now 9-year-old pianist has played at Carnegie Hall and the Kennedy Center. Courtesy Oscar Paz Suaznabar hide caption

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Sam Swiller and his dog, Sully, in their home in Washington, D.C. Meredith Rizzo/NPR hide caption

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Rajesh Jantilal/AFP/Getty Images

Asian music hitmaker Jae Chong, at work in a studio in Seoul. His work is all over Asian charts, but his passport is American. Elise Hu/NPR hide caption

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Michael Keaton is up for an Academy Award for his performance in Birdman. The movie's original score, despite receiving critical acclaim, was declared ineligible for Oscar consideration. Courtesy of Fox Searchlight Pictures/Fox Searchlight Pictures hide caption

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Robert Davies (standing) and the quartet during a performance of "The Crossroads Project." Musicians include (left to right) Robert Waters, Rebecca McFaul, Anne Francis Bayless and Bradley Ottesen. Andrew McCallister /Courtesy of The Crossroads Project hide caption

itoggle caption Andrew McCallister /Courtesy of The Crossroads Project

Pete Seeger performs on stage during the Farm Aid 2013 concert at Saratoga Performing Arts Center in Saratoga Springs, N.Y. Hans Pennink /AP hide caption

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An employee demonstrates how a mother is checked for sound quality before it is duplicated during production at the Rainbo Records factory in Canoga Park, Calif. The vinyl record industry has seen an uptick in sales in recent years, keeping manufacturers like Rainbo busy. Patrick T. Fallon/Bloomberg via Getty Images hide caption

itoggle caption Patrick T. Fallon/Bloomberg via Getty Images