Fri. 4:00 p.m. Dems Week concert: Those Royals. Wriston Amphitheater.Fri. 6:00 p.m. Senior Art Exhibit Opening: “The Fluid Self.” Wriston Galleries.Fri. 8:00 p.m. Choir concert: “Around the World,” Opus 8. Chapel.Sat. 8:00 p.m. Orchestra concert. Chapel.Sun. 2:00 p.m. Saxophone Alumni and Studio recital. Harper.Sun. 3:00 p.m & 8:00 p.m. “An Evening of American One-Act Opera.” Cloak Theatre.Sun. 5:00 p.m. Horn Studio recital. Harper.Sun. 9:30 p.m. A cappella concert: Note to Self. Coffeehouse.Mon. 8:00 p.m. An Evening of American One-Act Opera. Cloake Theatre.Tue. 9:00 p.m. Lawrence Faculty Jazz Trio concert: “Essential Time.” Coffeehouse. Wed. 8:00 p.m. String Chamber Music concert. Harper.Thu. 5:30 p.m. Voice Department area recital. Harper.