There are a few ethnic festivals this weekend, which celebrate Mexican, Greek and Pacific Islander culture. There are also a few stage productions, concerts and a big beach cleanup effort.

Here are our picks for the weekend:

ALL WEEKEND

‘CURIOUS INCIDENT’: “The Curious Incident of the Dog in the Night-Time” is at the Segerstrom Center for a weeklong run that began Tuesday. Christopher is a 15-year-old boy at the center of the mystery of who killed his neighbor’s dog, Wellington. Based on the young adult novel by British writer Mark Haddon, “Curious Incident” was adapted into a stage production won five Tony Awards, including best play. Friday, 2 and 7:30 p.m. Saturday, 1 and 6:30 p.m. Sunday. 600 Town Center Drive, Costa Mesa. Tickets: $29-$105. Information: 714-556-2787 or scfta.org. (Read more about the show.)

FIESTAS PATRIAS: Thousands are expected to attend Santa Ana’s 39th Annual Fiestas Patrias Weekend Festival & Parade in Downtown Santa Ana on Saturday, Sept. 16 and Sunday, Sept. 17. The festivities include headliners Antonio Aguilar Jr. on Saturday and Los Horoscopos de Durango on Sunday, as well as local music and dance. Street vendors will sell food and drinks alongside artisans and vendors with crafts, home and novelty items. Our annual beer garden is back and there will be carnival rides and games for the whole family. On Saturday, the annual El Grito Ceremony is on the main stage at 7 p.m. Led by the Mexican Consulate in Santa Ana, the ceremony honors the traditional call to arms on the eve of Mexican Independence Day and is a massive, synchronized call that dates to 1810. The annual Fiestas Patrias Parade is Sunday from 4 to 6 p.m. and features colorful floats, bands, dance and equestrian groups marching down Main Street toward downtown and onto Santa Ana Boulevard. Hours are 12 p.m. – 10 p.m. Saturday and noon to 9 p.m. Sunday. Information: 714-571-4227 or http://santa-ana.org/parks/fiestas/

CARNIVAL: Celebrate Mexico’s Independence Day with live music, folklorico dancers, food and carnival rides at the Anaheim Marketplace. 5-10 p.m. Sept. 14-17. Information: anaheim.net

Adam Langdon stars as Christopher Boone in the touring production of “The Curious Incident of the Dog in the Night-Time,” which is now playing at the Segerstrom Center in Costa Mesa. (Photo by Joan Marcus)

Rick Kenton, of San Clemente, at right, helps pick up trash next to Bridgette Montague, 11, and Bianca Koster, 11, both of Aliso Viejo during Coastal Cleanup Day Saturday morning at Capo Beach. (File photo by Kevin Sullivan, Orange County Register/SCNG)

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Hotel California plays in the background along Del Prado Avenue during the Dana Point Lantern District Car Show. (File photo by Cindy Yamanaka, Orange County Register/SCNG)

Youths perform a traditional dance from the Marshall Islands during the 6th Annual Pacific Islander Festival in Huntington Beach. The event will feature island food, art exhibits and live cultural demonstrations. 9/22/13 Photo by Eugene Garcia, Orange County Register

Saul Alvarez throws some pupusas on the grill at a food stand along Fourth Street in Santa Ana for the Fiestas Patrias celebration in 2013. In addition to many food items available, the celebration featured carnival rides, games and music. ///ADDITIONAL INFO: fiestaspatrias.0915 – 9/14/13 – Photo by PAUL RODRIGUEZ, ORANGE COUNTY REGISTER – Santa Ana celebrates the Fiestas Patrias, or Mexico’s Independence Day, along Fourth Street with food, music and carnival rides.



Costa Mesa Playhouse’s affecting, affectionate staging of Josefina Lopez’s “Real Women Have Curves” stars, from left, Jessica Delgado, Tiffany McQuay, Anatalia Vallez, Angela Moore and Angela Apodaca. (Photo by Sara Guerrero)

To open the 2017-18 season, Pacific Symphony music director Carl St.Clair will lead the orchestra through the most iconic work in the orchestral repertoire: Beethovens mighty Symphony No. 5. (Photo by Marco Borggreve)

The Fab Four, a Beatles cover band, plays at Mission San Juan Capistrano on Saturday, August 19, 2017. The group is performing in Anaheim on Saturday, Sept. 16. (Photo by Bill Alkofer, Orange County Register/SCNG)

Long Beach Lifeguard Dave Wagner kept an eye on the beach on Saturday. ///ADDITIONAL INFORMATION: hb.0918.surfcitydays Ð 9/13/14 Ð BILL ALKOFER, – LONG BEACH REGISTER – Surf City Days is for Huntington Beach locals to enjoy the beach after the summer crowds take off. Activities include surf contests, skating exhibitions and live bands.

Elizabeth Sachse dances to Greek music during the Saint Basil Greek Orthodox Church festival in San Juan Capistrano on Saturday. ///ADDITIONAL INFORMATION: Ð MINDY SCHAUER, ORANGE COUNTY REGISTER Ð shot 092714 1002.cv.greekfestival Greek descendants, enthusiasts and supporters will gather at the Saint Basil Greek Orthodox Church for a free festival celebrating Greek culture. It includes food, dancing, drinks, games, cooking classes and more.



GREEK FESTIVAL: The Saint Basil Greek Orthodox Church will host the annual San Juan Capistrano Greek Festival. This weekend event evokes the sights, sounds and tastes of Greece. Enjoy traditional Greek dishes, folk dance performances, shopping at the Greek bazaar and activities for kids. 11 a.m.-11 p.m. Saturday, Sept. 16 and Sunday, Sept. 17. Information: sjcgreekfest.org.

‘REAL WOMEN HAVE CURVES’: Recent high school grad Ana dreams of becoming a writer, escaping the hardscrabble life of working at a tiny East Los Angeles sewing factory – but college is an unaffordable and distant goal. In Costa Mesa Playhouse’s production of the 1990 play, we see how playwright Josefina López suffuses her story and characters with ethnic flavor and personal details. Through Oct. 1. 8 p.m. Fridays-Saturdays, 2 p.m. Sundays. Costa Mesa Playhouse, 661 Hamilton St. Tickets: $20 ($18 seniors/students). Information: 949-650-5269, costamesaplayhouse.com. (Read more about the show.)

SURF CITY DAYS: Celebrate the end of summer with Huntington Beach locals at Surf City Days. This community event features a fun-filled weekend of activities geared toward celebrating the Huntington Beach lifestyle, including the 47th Annual City Surf Contest, Amateur Skateboard League City Jam Contest, Duke’s CBVA Volleyball Tournament and Surfin Sundays Music. Free to attend; entry fee for select events.Sept. 16-17. 7 a.m. to 5 p.m. Main St., Huntington Beach. Information: 714-536-8300 or surfcityusa.com

PACIFIC ISLANDER FESTIVAL: The 10th Annual Pacific Islander Festival is a two-day event that celebrates the cultures of the Pacific Islands. Watch traditional performances, sample homemade food, and learn more about the cultures of Hawaii, Samoa, Tonga, Tahiti, Aotearoa (New Zealand), Polynesia, Guam, Northern Marianas, Belau, Marshall Islands, Micronesia, Fiji (Melanesia). Free. Sept.16-17 from 10 a.m.-5 p.m. Huntington Beach Central Park. 7111 Talbert Ave., Huntington Beach. 714-369-3979 or surfcityusa.com

FRIDAY

BEETHOVEN’S FIFTH: To open the season, Pacific Symphony music director Carl St.Clair will lead the orchestra through the most iconic work in the orchestral repertoire: Beethoven’s mighty Symphony No. 5 at the Segerstrom Center from Thursday, Sept. 14-Saturday, Sept. 16, at 8 p.m. The program also includes Richard Strauss’s “Don Juan” and Richard Wagner’s “Wotan’s Farewell” and “Magic Fire Music” from “Die Walküre.” 615 Town Center Drive, Costa Mesa. Tickets: $25-$206. Information: 714-755-5799 or pacificsymphony.org. (Read more about the symphony’s season.)

‘STAR WARS’ UNDER THE STARS: See “Star Wars: The Force Awakens” at Hurless Barton Park Amphitheater. 8 p.m. Bring your chair to sit on the lawn. 4601 Casa Loma Ave., Yorba Linda. Information: 714-961-7192.

MOVIE IN THE PARK: See “Top Gun” with a costume contest. Movie starts at sunset, at Eisenhower Park next to the Seal Beach Pier. Bring your chair and blanket. 901 Ocean Ave., Seal Beach. Information: moviesintheparksb.com

SATURDAY

COASTAL CLEANUP DAY: Thousands of volunteers will head to Orange County beaches, bays and inland waters to leave them sparkling on Saturday, Sept. 16, Coastal Cleanup Day – the world’s largest trash pickup, starting at 9 a.m. and going until noon. Trash from inland communities travels to the coast via rivers and storm drains. Cleanups stand as a last line of defense to prevent this debris from polluting the water and harming wildlife. Last year, 7,288 Orange County volunteers collected 57,085 pounds of trash and recyclable materials during this three-hour event across all parts of Orange County. After their hard work, volunteers enjoy free educational games and prizes at a Trash Free OC Jamboree at three cleanup locations from 11:30 to 1:30 p.m.

Cleanup and jamboree jocations:

Huntington State Beach Tower 8 — 21601 Coast Hwy, Huntington Beach. Enter Huntington State Beach at Magnolia and Pacific Coast Highway.

Upper Newport Bay — Back Bay Science Center, 600 Shellmaker Road, Newport Beach

Doheny State Beach — Dana Point, 25300 Dana Point Harbor Drive

Information: coastal.ca.gov/

(Read more about the cleanup.)

RUMMAGE SALE: Attention, bargain-hunters — the Congregational Church of Fullerton is holding a rummage sale on Saturday, Sept. 16 at 7 a.m. to 1 p.m. There will be lots of great items, including clothing, furniture, household goods, books and other goodies. Funds raised will benefit the progressive, inclusive, Jesus-centered work of the North Orange County church community. 845 N. Euclid St., Fullerton.

FAB FOUR CONCERT: The Fab Four are coming to Anaheim. The Beatles tribute band is playing at the Pearson Park Theater on Saturday, Sept. 16, at 7 p.m. Tickets are $17-$21. 401 N. Lemon St., Anaheim. Information: anaheim.net.

SUNDAY

DANA POINT CAR SHOW: The Dana Point Lantern District Classic Car & Motorcycle Show is Sunday, Sept. 17, from 10 a.m. to 3 p.m. on Del Prado Avenue. It will feature hundreds of custom and classic cars, a motorcycle display, an award ceremony, great food, music and more. Admission is free. Prior shows have featured more than 200 cars and motorcycles and thousands of participants. The family-friendly event is produced by the Dana Point Chamber of Commerce. Information: danapointchamber.com.

‘VENIce, VErDi, VIVAIdi’: Huntington Beach Symphony Orchestra, under the direction of Maestro Grant Sevdayan, presents the opening of its ninth season with ‘VENIce, VErDI, VIVAldi’ featuring ballet music created and inspired by the Italian city of Venice. Guests will enjoy selections from G. Verdi’s operas: Aida, Otello, and La Traviata enhanced by the Clifton Dance Project and Westminster Chorale. $20-$28. 3:30-5:30 p.m. 1905 Main St., Huntington Beach. Information: 714-274-5524 or surfcityusa.com.