SCHED.org's
SXSW 2013 Blog

At this point we’re not sure if these are official SXSW events or otherwise, but just that they exist.

3/19: Mexican Summer Showcase @ Club 1809
with Vivian Girls, Soft Pack, Crystal Stilts, Crystal Antlers, Golden Triangle

3/20: In the Red Showcase @ Beerland
with Vivian Girls, The Intelligence, Blank Dogs, Christmas Island, Thee Oh Sees