42nd Annual Celebration of The Arts Festival: Art show, live arts performances, jazz music, craft vendors, children’s activities and more at The Main Stage, The Deer Head Inn, The Hall at Castle Inn. Through Sun. The Historic Castle Inn Main Stage, 22 Delaware Ave., Delaware Water Gap. $15-$50. cotajazz.org.
Blackwater: Celtic. 7:30 p.m. Levitt Pavilion SteelStacks, 789 First St., Bethlehem. Free. levittsteelstacks.org.
Don Cunningham & Associates: 7-10 p.m. Catasauqua Park, 501 American St. Free. catasauqua.org. Lively Lunches in the Park: Frank Porter: noon-1 p.m. Arts Park, Fifth and Linden streets, Allentown. Free. 610-437-7757.
Marcia Ball: 8 p.m. Mauch Chunk Opera House, 14 W. Broadway, Jim Thorpe. $28; $35. 570-325-0249. mcohjt.com.
Out to Lunch Concert Series: Jeni Englund: noon-1 p.m. Roasted, 22 W. 4th St., Bethlehem. Free. 610-4199180. southsideartsdistrict.com/ out-to-lunch-concert-series/. Ozomatli: 8 p.m. Musikfest Cafe, 101 Founders Way, Bethlehem. $20-$30. 610-332-3378. steelstacks.org.
The Strings/Keys Incident: An evening with Joanna Newsom: Solo voice, harp and piano. 9 p.m. Also Sat. Kimmel Center, Perelman Theater, 300 S. Broad St., Philadelphia. $45 and over. 215-893-1999. kimmelcenter.org. Summer Wine and Music Series: The Fabulous Greaseband: Bring a lawn chair. 7-9 p.m. Crossing Vineyards & Winery, 1853 Wrightstown Road, Newtown. $15, advance; $20, at the gate. 215-493-6500. crossingvineyards.com.
The Vulcans: 7:30 p.m. Godfrey Daniels, 7 E. 4th St., Bethlehem. $10.50. 610-867-2390. godfreydaniels.org. April 1, 1945, U.S. military invasion of Okinawa, which lasted 12 weeks and claimed the lives of some 240,000 people. 7 p.m. Lepoco Peace Center, 313 W. Fourth St., Bethlehem. Free. 610-691-8730. lepoco.org. own “Crimes of the Heart.” Presented by Between the Lines Studio. 7:30 p.m. Through Sept. 15. Macungie Institute, 510 E. Main St. $14; $12, seniors, students. 484-9353326. betweenthelinestheatre.com. Greater Tuna: 8 p.m. See Thurs.
The Appalachian Fiddle & Bluegrass Association Bluegrass Shindig will be held Sept. 7 at Mountain View Park, Wind Gap.