Matisyahu will perform at Twitter’s office headquarters in San Francisco at 5 PM PST this evening. The stripped down set will be broadcast live on Ustream and fans will be able to participate and make song requests by using Ustream’s chat tool and Twitter updates. This event marks the first time that Twitter and Ustream have been utilized for a live concert broadcast. Matisyahu is currently touring in support of his new album Light. Be sure to read more on Matis in the October issue of Relix.