Cost: ??? (as of May 2014)
Location: Maria’s Taco Xpress, 2529 South Lamar Boulevard, Austin, TX 78704
FULL DISCLOSURE: I have not actually done this yet. This is all conjecture.
From the youtube clips I’ve seen of this place, it’s essentially a bunch of old hippies come to meet and dance with music generally around the gospel, soul, and folk side of things. Bring your best tie dyed shirt and John Lennon glasses for full effect.