Sunday, July 20: Oahu Ukulele Festival. Ukulele virtuosos, internationally known musicians, and local celebrities donate their time and talented ukulele players from around the world. An ukulele orchestra of over 800 students, mostly children, will take the stage and delight the crowd. Free. Kapiolani Park, 2801 Monsarrat Ave., Honolulu. 11 a.m. to 5 p.m. For […]