Central Arkansas Transit will celebrate the fifth anniversary of the River Rail trolley system with a day of free service, starting at 8:20 a.m. From noon to 2 p.m. there will be entertainment at three River Rail stops. KLAL Radio personality Ugly Ed Johnson will do a radio remote broadcast from the stop at Verizon Arena in North Little Rock. Well-known local magician Derrick Rose will perform at the Main Street Bridge stop in front of the Little Rock Regional Chamber of Commerce, and talented mimes from Parkview Arts/Science Magnet High School will be at the River Market stop.