Mrs. Murphy’s Pub continues its long weekend of live music with Kier Byrnes and the Kettle Burners. The Kettle Burners play accordion-infused music from Celtic and polkas to folk and country rock. Today’s lineup also features Annie McDougall at 3:30 p.m. and the Fiddle Pete Trio at 8 p.m. Also note that from today through Monday, Mrs. Murphy’s opens two hours earlier than normal, at 9 a.m.