Professional musician Dulais Rhys will revisit the sounds and sights from the Beatles’ final concert during a presentation called ‘Hello, Goodbye’: The Beatles Last Public Performance on Wednesday, August 31, 7-8:30 p.m., in the Oak View Room of the Walnut Creek Library, 1644 N. Broadway, Walnut Creek. This free program is sponsored by the Walnut Creek Library Foundation and is part of its popular Live! from the Library series. Reservations are required to guarantee your seat and can be made online at www.wclibrary.org/live/.