Roger from Tainted Reality has just announced that lix will be performing at Tekkoshocon, which will be held at Wyndham Grand Pittsburgh, Pennsylvania from 3/31-4/3. It was just announced, so there is no information on the site, but if you would like to see them as well as all other events, check the site out for the registration and all that.
News - Tekkoshocon, Anime and Japanese Culture Convention in Pittsburgh