Flat Iron Crossroads in Gloucester will feature two bands, Stuck on a Name, and Mighty Joshua, in its Saturday, May 16, everything-reggae show, Reggae Rise Up. Showtime is 6 p.m., while gates open at 5 o’clock with the Get Cheesy food truck and wine, beer and soft drinks at the FIX Bar. The six-piece Urbanna-based reggae outfit Stuck on a Name will open the show, blending roots and modern reggae rhythms with rich horn lines, layered harmonies, and a tight rhythm section. Grammy-nominated reggae artist Mighty Joshua will headline the show. Mighty Joshua, a.k.a. Joshua Achalam, brings conscious lyrics and infectious rhythms that move both heart and body, said the release. Tickets are $30, available online at flatironcrossroads.com, with names included on a guest list at check-in. Children 12 and under attend free. Flat Iron Crossroads is a 501(c)(3) nonprofit, all-volunteer performing arts center....