StubHub 2020 SXSW showcase lineup: Phantogram, 070 Shake, White Denim, moreStubHub 2020 SXSW showcase lineup: Phantogram, 070 Shake, White Denim, moreStubHub's two-day, day-and-night SXSW showcase also includes Yumi Zouma, Sudan Archives, Great Grandpa, Night Moves, and more...Andrew SacherAndrew Sacher