Chris Flynn, who has been described in this space as the Zany Wizard of Main St. in Metuchen, has done it again. Apparently not satisfied with having one of the most popular pubs in central Jersey, Flynn has expanded what he fondly calls "the craic" to include a new kind of entertainment--a Retro Arcade called HarpCade which is now an official part of the Hailey's Harp & Pub Experience.