Friday:
>> Baltimore's Fertile Ground will be taking part in the Duke Ellington Jazz Festival. They'll be performing at the 9:30 Club. $25, 6 p.m.

>> The Roots, Gym Class Heroes, and Estelle will be in Baltimore at Ram's Head/Power Plant Live. $40, 7 p.m.

>> Seattle soul singer Choklate has built a strong following on the U.S. indie soul scene after the release of her self-titled debut album. Joining her at the Publick Playhouse in Cheverly, MD will be fellow Seattle artist Darrius Willrich. $25 in advance, 7:30 p.m.

>> Chris Burns and Maximillion Dunbar rekindle an appreciation for the Larry Levan sound and the quality dance music of the 1970s and early 1980s at the Rock and Roll Hotel's Hotel Bar. Free, 9:30 p.m.

>> As a part of National Geographic's All Roads Film Festival, Somalia-born, Toronto-based artist K'naan will be performing at the National Geographic Society. Free, 9 p.m.

>> DJ Nitekrawler is back with his "Moneytown" night at Dahlak. He'll be joined by North Carolinian special guest Jason Perlmutter. Free, 10 p.m.

>> Eccentric emcee Kool Keith (pictured) got his start in the 1980s with the Ultramagnetic MCs and took his act solo in the 1990s, assuming multiple rap personas ranging from Dr. Octagon to Black Elvis. He'll be bringing all of his oft-kilter personalities to the 9:30 Club. $20, 11 p.m.

Saturday:
>> Borrowing heavily from the electro boogie sound of the 1980s, Canadian duo Chromeo is known for creating humorous yet danceable tracks. Their East Coast tour will make its D.C. stop at the 9:30 Club. $20, 8 p.m.

>> DJ Autorock will be spinning his eclectic mix of music at the Rock and Roll Hotel's Hotel Bar. Free, 9 p.m.