There is plenty to do around town this weekend...
9 a.m. to 1 p.m.: Sale of used clothing and household items; Princeton Friends School, 470 Quaker Road.
9 a.m. to 2 p.m.: Annual Unitarian Church Flea Market; 50 Cherry Hill Road.
9 a.m. to 3 p.m.: Annual Trinity Church Rummage Sale, 33 Mercer Street. Also Sunday from 12:30 to 3 p.m.
9 a.m. to 4 p.m.: Annual Heirloom Plant Sale; Morven Museum & Garden, 55 Stockton Street.
9 a.m. to 2 p.m.: Electronics Waste Disposal Day; Sovereign Bank Arena, Trenton.
10 a.m. to 5 p.m.: Kite Day, Terhune Orchards, 330 Cold Soil Road. Also Sunday from 10 a.m. to 5 p.m.
10 a.m. to 2 p.m. Art for Families , Princeton University Art Museum , Princeton campus, 609-258-3788 Scavenger hunt, 'Let Them Eat Chocolate.' Free., www.princetonartmuseum.org
11 a.m. to 5 p.m.: Sixth annual Spirit of the Jerseys State History Fair; Washington Crossing State Park, Titusville. Free.
Noon: Concert by Princeton School of Rock students; Grounds For Sculpture, Hamilton.
2 p.m. Highlights Tour , Princeton University Art Museum 609-258-3788 Free., www.artmuseum.princeton.edu
2 p.m. and 7:30 p.m. Disney's High School Musical , Kelsey Theater, Mercer County Community College , 1200 Old Trenton Road, 609-570-3333 $16., www.kelseytheatre.net
7:30 p.m.: David Bromberg Big Band with Angel Band; McCarter Theatre.
7:30 p.m.: D&R Greenway Land Trust Down-to-Earth Ball; Johnson Education Center, One Preservation Place. For tickets, call (609) 924-4646.
7:30 p.m.: Benefit concert for Fagles Collections Center with rock band Rackett and four Princeton High School a cappella groups; Performing Arts Center, Princeton High School.
7:30 pm Senior Thesis , Princeton University , Lewis Center, 185 Nassau Street, 609-258-1500 Screening of 'People are Dying in Africa,' a film by Glenn Brown, and 'Choe on the Verge,' a film by Rudy Lee. Free., www.princeton.edu
7:30 p.m. and 10 p.m. Frank Santorelli, Vincent Pastore, and Steve Trevelise , Catch a Rising Star , Hyatt Regency, 102 Carnegie Center, 609-987-8018 $25www.catcharisingstar.com
8 p.m.: Opera program with Westminster Conservatory Community Orchestra, Community Chorus, and faculty; Richardson Auditorium.
8 pm. Godspell (Musical) Somerset Valley Players , Amwell Road, Hillsborough,
908-369-7469 $19., www.svptheatre.org
8 pm. Wait Until Dark (drama) , Off-Broadstreet Theater , 5 South Greenwood Avenue, Hopewell, 609-466-2766 $27.50 to $29.50 includes dessert., www.off-broadstreet.com