The monthly music series that features young and talented artists is doing it big for SXSW, featuring four nights of musicians set for their big breakthroughs, including noise pop duo Sleigh Bells, Detroit hip-hop artist Danny Brown, the new wave-inspired pop of Twin Shadow, Australia’s Jagwar Ma, and Earl Sweatshirt, of the hip-hop collective Odd Future, Denitia and Sene, Lil Herb, Thurz, Shy Girls, Bagheera, Tink, Tapioca and the Flea, Lucki Eck$, A.Dd+, and Kydd Jones.