11:06 AM on 03/11/13
lol Of Mice and Men.
As far as artists not a lot of people know about Sorne is the first that comes to mind with SXSW. Dude is a mix between Florence + the Machine, TV on the Radio and Michael Jackson. Really killer ethereal art pop.
EDIT: Driver Friendly too. Forgot they were gonna be there.
And The Limouisines, CHVRCHES, JMSN.