Friday night D.C. welcomed a fresh face, an old friend, and a foreign band with a peculiar fascination with hands, eyes, and lights. We walked in to American University’s Bender Arena catching only the tail end of the Silversun Pickups’ set to find the bleacher seats completely filled. It was as if the concert goers were forced to attend some lecture rather than voluntarily choosing to buy tickets to a show. Maybe they were just…