Metal Blade Records has announced a SXSW 2012 day party in celebration of its 30th anniversary as a record label. The party is free and open to the public taking place at the spot in Austin formerly known as Emo’s Annex (now called the Musicians Institute Annex). Job For a Cowboy, Cancer Bats and Battlecross are set to headlining. The party is also promising free beer while supplies last and a free swag bag to the first 100 people that arrive. Lineup and more after the jump.

Thursday March 15 12pm – 6pm, MI Annex 522 E. 6th Street, Austin TX

Lineup:
Job For a Cowboy
Cancer Bats
Battlecross
Pilgrim
Gypsyhawk
Early Graves
Truceline