Donn Thompson's musical bloodline runs long. The distinctive alternative R&B singer and songwriter, who goes by Donn T, is the granddaughter of the Dixie Hummingbirds' Beachy Thompson, the daughter of Lee Andrews (of Lee Andrews & the Hearts) and Jacqui Andrews (who was a member of Congress Alley with Lee), and the sister of Ahmir "Questlove" Thompson (of the Roots). In 2006, as the mononymous Donn, she was featured on a tripped-out cover of Radiohead's "Morning Bell" by the Randy Watson Experience (Questlove and James Poyser's Coming to America-referencing side project). Kale...