Vusi Mahlasela: "Thula Mama"
South African singer-songwriter Vusi Mahlasela dedicates his song, "Thula Mama," to all women -- and especially his grandmother.
Vusi Mahlasela: "Woza"
After Vusi Mahlasela's 3-song set at TEDGlobal, the audience wouldn't let him go. His encore, "Woza," showcases his brilliant guitar playing and multilingual lyrics.