5 to 8 p.m.: Live Jazz with trumpeter John Henry Goldman and other jazz musicians; Labyrinth Books, 122 Nassau Street.
7 p.m.: Slide talk by sculptor Chakaia Booker; Arts Council of Princeton, Paul Robeson Center.
5:30 to 8:30 p.m.: Darla Rich Trio; Ruth’s Chris Steakhouse, 2 Village Boulevard, Forrestal Village.
7 p.m.: Engaged Retirement talk by weight loss mentor Fay Reiter, “Achieving Optimal Health and Longevity During Retirement”; Princeton Public Library.
7 p.m.: Panel discussion, “Going Live With a Website for Your Business”; Princeton Public Library.
7:30 p.m.: Early music ensemble La Spirita concert of Renaissance music; Lawrence Branch Library, 2751 Brunswick Pike (Route 1), Lawrenceville. Free.
10 a.m.: Rapunzel; Off-Broadstreet Theatre, Hopewell. Also Saturday at 10:30 a.m.
7 p.m.: Mango Men rock/pop/country band; Crossing Vineyards and Winery, 1853 Wrightstown Road, Washington Crossing, Pa.
7 to 10 p.m.: Central Jersey Dance Society “Dancing Under the Stars” Swing dance; Hinds Plaza, Princeton Public Library.
7:30 p.m.: Courtyard Concert with The Klez Dispensers; Grounds For Sculpture, Hamilton.
7:30 p.m.: Ragtime; Kelsey Theatre, Mercer County Community College, West Windsor. Also Saturday at 7:30 p.m., Sunday at 2 p.m.
7:30 p.m.: “Up Close and Classical” concert with Mariam Nazarian; Arts Council of Princeton, Paul Robeson Center.
7:30 p.m.: Tommy in Concert; Washington Crossing Open Air Theatre. Also Saturday at 7:30 p.m.
7:30 p.m.: Pianist Fred Miller Plays Judy Garland; Ellarslie Mansion, Trenton City Museum, Cadwalader Park, Trenton.
8 p.m.: Marvin Harold Cheiten’s Miss Connections; Off-Broadstreet Theatre, Hopewell. Also Saturday at 8 p.m., Sunday at 2:30 p.m.
10 a.m. to 6 p.m.: Asian Food Festival: 20 vendors offering free samples of Chinese and other Asian cuisines; Asian Food Markets of Plainsboro, 660 Plainsboro Road, Plainsboro. Free. Also Sunday from 10 a.m. to 6 p.m.
10:30 a.m.: Westminster Conservatory’s Concino and Schola Choirs Spring Concert; Bristol Chapel, Westminster Choir College.
11 a.m.: Worldwide Knitting in Public Day; Community Room, Princeton Public Library.
11 a.m. to 4 p.m.: Worldwide Knitting in Public Day; Princeton Shopping Center courtyard.
3 p.m.: Jersey Harmony Chorus Spring concert; Princeton Alliance Church, Plainsboro.
3 p.m.: Discussion/book signing with Patrick McEnroe, author of Hardcourt Confidential: Tales from Thirty Years in Pro Tennis Trenches; Barnes & Noble, MarketFair Mall, Route 1.
6:30 p.m.: Gospel concert with soprano Robin Leigh Massie, baritone Steven Condy, and tenor Timothy Bentch; Westerly Road Church. Free.
7 p.m.: Hamilton Square Brothers In Harmony Spring Concert, “Musical Masterpiece XV”; Reynolds Middle School, 2145 Yardville-Hamilton Square Road, Hamilton.
7:30 p.m.: Sinfonietta Nova concert, “Journey Down The Rhine”; West Windsor-Plainsboro High School South, 346 Clarksville Road, Princeton Junction.
7:30 p.m.: Pianist Thomas Purviance, “Celebrating Chopin”; Bristol Chapel, Westminster Choir College. Free.
7:30 p.m.: Murray Schisgal’s The Tiger followed by improv comedy troupe Far and in Between; Arts Council of Princeton, Paul Robeson Center. Also Sunday at 2 p.m.
8 p.m.: Tim Keyes Consort choir and orchestra; Richardson Auditorium.
8 p.m.: Princeton Festival production of The Threepenny Opera; Matthews Acting Studio, 185 Nassau Street.
8:30 to 11:30 p.m.: Central Jersey Dance Society Ballroom Blitz dance; Unitarian Church, 50 Cherry Hill Road.
2 to 4 p.m.: 1.9 mile, two-hour Walking Tour of downtown Princeton and University campus; Historical Society of Princeton, 158 Nassau Street.
3 p.m.: Steinway Society Musicale with pianist Chiu-Ling Lin; Jacobs Music, 2540 Brunswick Pike, Lawrenceville.
4 p.m.: Princeton Festival jazz concert with pianist Fred Hersch and tenor saxophonist Joel Frahm; Clark Music Center, The Lawrenceville School.
7:30 p.m.: For Those About the Rock; Washington Crossing Open Air Theatre. Also Saturday at 7:30 p.m.
7:30 p.m.: Community dialogue, “Immigration: Challenge or Opportunity?,” sponsored by Princeton Community Democratic Organization and Princeton University Center for Migration and Development; Suzanne Patterson Center.
Noon: Flag Day ceremony hosted by The Spirit of Princeton; Township Municipal Complex.
5 to 7 p.m.: VolunteerConnect Forum, “The Past, Present and Future of Environmental Volunteerism in Central New Jersey”; D&R Greenway Land Trust, Johnson Education Center, One Preservation Place. To register, call (609) 921-8893.
7 p.m.: Monthly “Noodle Talk” discussion; Princeton Public Library.
7:30 p.m.: Readings by Delaware Valley Poets Pat Hardigree and Keith O’Shaughnessy; Borders, Nassau Park Pavilion, U.S. 1.
5 to 8 p.m.: Live Jazz with trumpeter John Henry Goldman and other jazz musicians; Labyrinth Books, 122 Nassau Street.
7:30 p.m.: Talk by Beatles promoter Sid Bernstein, author of It’s Sid Bernstein Calling; Princeton Public Library.
8 p.m.: Princeton Festival production of The Threepenny Opera; Matthews Acting Studio, 185 Nassau Street.
8 p.m.: Princeton Festival violin competition finals; Clark Music Center, The Lawrenceville School.
8 p.m.: Mercer County Symphonic Band annual spring concert; Kelsey Theater, Mercer County Community College. Free.
10:30 a.m.: Princeton Senior Resource Center talk by Karen Wei-Ru Lin, M.D., “Healing: Eastern Meets Western Medicine”; Suzanne Patterson Center.
11 a.m. to 4 p.m.: Career & Professional Boot Camp, for unemployed professionals looking to make a career change; Wyndham Princeton Forrestal Hotel & Conference Center. Free. To register, visit http://careercampprinceton.eventbrite.com.
6:30 to 8:30 p.m.: Courtyard Concert with Swingadelic; Princeton Shopping Center Courtyard.
7 p.m.: Discussion and book signing by Alex Bellos, author of Here’s Looking at Euclid: A Surprising Excursion Through the Astonishing World of Math; Barnes & Noble, MarketFair Mall, Route 1.
8 p.m.: Princeton Summer Theater’s The Heidi Chronicles; Hamilton Murray Theater, Princeton University. Also Friday at 8 p.m., Saturday at 2 and 8 p.m., Sunday at 2 p.m.
7 p.m.: Princeton Festival lecture by Donald Burrows, professor at London’s Open University, “The Composition of Ariodante and Its Place in Handel’s Career”; Princeton Public Library.
Noon to 6 p.m.: Annual Rummage Sale; Pennington United Methodist Church, 60 South Main Street, Pennington.
7:30 p.m.: Music Fest Weekend; Washington Crossing Open Air Theatre. Also Saturday and Sunday at 7:30 p.m.
8 p.m.: Marvin Harold Cheiten’s Miss Connections; Off-Broadstreet Theatre, Hopewell. Also Saturday at 8 p.m., Sunday at 2:30 p.m.
8 p.m.: Princeton Festival production of The Threepenny Opera; Matthews Acting Studio, 185 Nassau Street. Also Saturday and Sunday at 3 p.m.
8:30 p.m.: Central Jersey Dance Society Salsa Sensation dance; Suzanne Patterson Center.
10 a.m. to noon: International Adoption Information Meeting sponsored by the Welcome House Adoption Program of Pearl S. Buck International; Hopewell Branch Library, 245 Pennington-Titusville Road, Pennington. Free.
11 a.m.: Guided tour of Princeton Cemetery, led by docent Reid Byers, departing from Cemetery’s main gate at the end of Greenview Avenue. Free.
11 a.m. to 3 p.m.: Princeton Environmental Commission’s Green Building and Garden Tour. For information, visit www.princetontwp.org/environmain.html.
1 p.m. and 2:30 p.m.: Singer/songwriter Carmino Ravosa’s songs about the American Revolution; Washington Crossing State Park, Titusville.
7 p.m.: Butterfly Transitions Benefit Dinner and Concert; Unitarian Church, 50 Cherry Hill Road.
7 to 9:30 p.m.: Darla Rich Quintet; Hopewell Valley Bistro & Inn, Hopewell.
8 p.m.: Princeton Festival production of Handel’s opera Ariodante; McCarter Theatre.