11 a.m., 12:30 p.m., 2 p.m.: Estate Park and Nature Tour, Duke Farms, Hillsborough. Also Thursday through Sunday.
2 and 8 p.m.: Hair; Bucks County Playhouse, New Hope, Pa. Also Thursday at 2 and 8 p.m., Friday at 8 p.m., Saturday at 4 and 8 p.m., Sunday at 2 p.m.
7 p.m.: Talk, by Robin Levinson, author of Reyna and the Jade Star; Barnes & Noble, MarketFair, Route 1.
7:30 p.m.: Susan Tedeschi Band and Derek Trucks Band; Richardson Auditorium.
7:30 p.m.: Township Zoning Board of Adjustment; Township Municipal Complex.
8 p.m.: Translations; McCarter Theatre. Also Thursday at 7:30 p.m., Friday at 8 p.m., Saturday at 3 and 8 p.m., Sunday at 2 p.m.
8 p.m.: Friends of Music at Princeton concert with baritone Lee Gregory; Taplin Auditorium. Free.
8 p.m.: The Things You Least Expect; George Street Playhouse, New Brunswick. Also Thursday at 2 and 8 p.m., Friday at 8 p.m., Saturday at 2 and 8 p.m., Sunday at 2 p.m.
Noon: Films with a Bite series, Gates of Heaven; Princeton Public Library. Noon: Talk, “Too Many Cameras or Too Few? Photography in the Age of Terrorism,” by The New York Times’ Richard B. Woodward; Communications Building, Mercer County Community College, West Windsor.
5:30 p.m.: Arts Council of Princeton concert with Princeton Youth Orchestra; Quark Park, Paul Robeson Place. Free.
6 p.m.: Princeton Family YMCA Executive Club’s 45th Annual Dinner, with guest speaker James D. Wolfensohn; Princeton Family YMCA, Paul Robeson Place. For tickets, call (609) 497-9622, ext. 210.
7 p.m.: Talk, “Succeed on Your Own Terms,” with Herb Greenberg and Patrick Sweeney of Caliper Management Consulting; Barnes & Noble, MarketFair, Route 1.
7:30 p.m.: Country music stars Brad Paisley, Carrie Underwood, and Jake Owen; Sovereign Bank Arena, Trenton.
8 p.m.: Second Line; Mill Hill Playhouse, Trenton. Also Friday and Saturday at 8 p.m., Sunday at 3 p.m.
6 to 9 p.m.: Halloween at the YMCA, with face painting, pumpkin decorating, moon bounce, ghoul room, cookie decorating, crafts, movies, and more; Princeton Family YMCA, Paul Robeson Place. Free.
6:30 p.m.: Halloween Dance Party at Quark Park with DJs Nim Ben-Reuven and Davey Gold and live music by the Funk Flowtisserie. Costumes optional.
7 p.m.: Jazz concert with Joe Zook & Blues Deluxe; Trenton City Museum at Ellarslie Mansion, Cadwalader Park.
8 p.m.: New Jersey Symphony Orchestra; Richardson Auditorium.
8 p.m.: Friday Night Live teen-only entertainment event; Princeton Public Library.
8 p.m.: Dracula: The Musical; Kelsey Theatre, Mercer County Community College. Also Saturday at 8 p.m. and midnight, Sunday at 2 p.m.
8 p.m.: Riverside Symphonia; St. John the Evangelist Church, Lambertville. Also Saturday at 8 p.m.
8 and 10:30 p.m.: Pete George with John Delvecchio, Catch A Rising Star Comedy Club,102 Carnegie Center. Also Saturday, same times. Ticket Prices: Friday, $17.50, Saturday $20.
10 a.m.: Art for Families; “Doctor, Welder, Actor, Thief.... Masks!’; Princeton University Art Museum; children ages 5 to 9. Parents welcome. Tickets at the Museum Gift Shop.
10:30 a.m.: Word for Word book club for children ages 9 and 10; Princeton Public Library.
11 a.m.: Annual Halloween Parade and Contest; Princeton Shopping Center Courtyard.
11 a.m. to 4 p.m.: Second Annual Festival of the Guild for Early Music; Grounds For Sculpture, Hamilton.
2 and 4 p.m.: From the Mixed Up Files of Mrs. Basil E. Frankweiler; Kelsey Theatre, Mercer County Community College.
6:30 p.m.: Screening of Al Gore’s An Inconvenient Truth; Christ Congregation Church. Free.
7 p.m.: Tony Mennella and Dick Braytenbah Trio; Hopewell Valley Bistro, Hopewell.
7 p.m.: Jazz piano with Tara Buzash; Hopewell Valley Vineyards, 46 Yard Road, Pennington.
7:30 p.m.: A Choral Tapestry with Westminster Chapel Choir and Westminster Schola Cantorum; Princeton High School Performing Arts Center.
8 p.m.: Olivia Newton-John; State Theatre, New Brunswick.
9 p.m.: Guitarist Andru Bemis; Cafe Improv, ConTEMPORARY Arts Center, Princeton Shopping Center.
3 p.m.: Public Forum, “Immigration: National and Local Policy Perspectives”; Princeton Public Library.
3 p.m.: Leahy; State Theatre, New Brunswick.
4 p.m.: Princeton Pro Musica, The Grandeur of Opera; Richardson Auditorium.
4 p.m.: Trenton Branch of NAACP 36th Annual Freedom Fund Awards Dinner-Dance; Angelonis’ Cedar Gardens, Hamilton. For tickets, call (609) 532-4816.
7 p.m.: “Celebrate Peace Concert” with Snatam Kaur and Spirit Voyage; Unitarian Universalist Church.
Recycling Pickup
5 p.m.: Arts Council of Princeton’s annual Halloween Parade, led by Princeton University Band; Witherspoon Plaza at Princeton Public Library to Palmer Square.
7 p.m.: Talk, by Jon Katz, author of A Good Dog; Barnes & Noble, MarketFair, Route 1.
7:30 p.m.: American Ballet Theatre; Kirby Arts Center, Lawrenceville School.
8 p.m.: Violinist Gidon Kremer and pianist Krystian Zimmerman; McCarter Theatre.
5:30 p.m.: Arts Council of Princeton folk concert with Kaleidoscope; Quark Park, Paul Robeson Place. Free.
8 p.m.: Dracula: The Musical; Kelsey Theatre, Mercer County Community College.
Taxes Due
Noon: Noontime Recital Series with Trio Pasional; Witherspoon Street Presbyterian Church. For reservations, call (609) 924-1666.
1 to 4:30 p.m.: Princeton Regional Health Department Flu Shots for residents with last names beginning A to L; Suzanne Patterson Center. (Shots for residents with last names beginning M to Z on Wednesday, November 8 from 1 to 4:30 p.m.)
7 p.m.: Darla Rich Quartet; Fedora Cafe, Lawrenceville.
8 p.m.: Bayanihan Philippine National Dance Company; McCarter Theatre.
7:30 p.m.: Regional Planning Board of Princeton; Township Municipal Complex.
8 p.m.: Singer-songwriter-guitarist Richard Thompson; McCarter Theatre.
8 p.m.: New Jersey Symphony Orchestra; State Theatre, New Brunswick.
7:30 p.m.: Bo Diddley, Alvin Youngblood Hart, and Ruthie Foster; Berlind Theatre.
7:30 p.m.: Les Steckel, author of One Yard: Short: Turning Your Defeats into Victories; Barnes & Noble, MarketFair, Route 1.
8 p.m.: Boheme Opera’s Turandot; Patriots Theater at the War Memorial, Trenton. Also Sunday at 3 p.m.
8 p.m.: Greetings!; Off-Broadstreet Theatre, Hopewell. Also Saturday at 8 p.m., Sunday 2:30 p.m.
10 a.m.: Art for Families; “How to Look Into Painting”; Princeton University Art Museum; children ages 5 to 9, parents welcome. Tickets at the Museum Gift Shop.
2 and 4 p.m.: The Dirty Sock Funtime Band; Kelsey Theatre, Mercer County Community College.
7 p.m.: Darla Rich Quartet; Hopewell Valley Bistro, Hopewell.
8 p.m.: The Pink Floyd Experience; State Theatre, New Brunswick.