TODAY’S CALENDAR: OUT AND ABOUT IN ORANGE COUNTY

POP & ROCK

Foghat, Avenue C and Larry Horne & Small Change play rock at the Galaxy Concert Theatre, 3503 S. Harbor Blvd., Santa Ana. 8 p.m. $18.50-$20.50. (714) 957-0600.

The Iron Ons, Boy Hits Car and Terra Bella play at Linda’s Doll Hut, 107 S. Adams St., Anaheim. 9 p.m. $5. (714) 533-1286.

JAZZ & BLUES

Ron Eschete plays at Restaurant Kikuya, 8052 Adams Ave., Huntington Beach. 7:30 p.m. $10 minimum. (714) 536-6665.

John Henderson’s Great Swing Band plays at American Legion Hall, 143 S. Lemon St., Orange. 8 p.m. $7. (714) 538-8570.

The Edmund Velasco Quintet plays at Steamers Cafe, 138 W. Commonwealth Ave., Fullerton. 8 p.m. Two-item minimum. (714) 871-8800.

The Cecilia Coleman Trio plays at Odessa, 680 S. Coast Highway, Laguna Beach. 8:30 and 10 p.m. Free. (949) 376-8792.

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THEATER

“True West,” Sam Shepard’s drama about an ambitious screenwriter whose work on a potential million-dollar deal is derailed when his no-account brother turns up, continues through Oct. 24 at South Coast Repertory, 655 Town Center Drive, Costa Mesa. 7:45 p.m. $26-$45. (714) 708-5555.

COMEDY

Jake Johannsen opens at the Irvine Improv, 4255 Campus Drive, Irvine. 8:30 p.m. $12-$15. Through Sunday. (949) 854-4646.

ART

“Generations: Tracing Art Through the Family,” an exhibition exploring how creativity manifests itself on a generational level, continues through Oct. 23 at the Discovery Museum of Orange County, 3101 Harvard St., Santa Ana. 1-5 p.m. $5. (714) 540-0404.

“Diagrams of the Cosmos: The Art of the Mandala,” an exploration of the mandala from various cultures, including Tibetan Buddhist, Southern Indian and Native American, continues through Jan. 9 at the Fullerton Museum Center, 301 N. Pomona Ave. Noon-4 p.m. $2-$3. (714) 738-6545.

EXHIBITS

“Hadrosaur, Dinosaur of Orange County,” a show of hadrosaur fossils--including the most recently discovered find from the Santa Ana Mountains--as well as other rare dinosaur fossils from Orange County, is on view at the Orange County Natural History Museum, 28373 Alicia Parkway, Laguna Niguel. 11 a.m.-5 p.m. (949) 831-3287.

LECTURES

Author, journalist and photographer Dominick Dunne discusses his life and art at the Newport Beach Central Library, 1000 Avocado Ave. Part of the Literary Lecture Series. 7 p.m. $20-$25. Reservations: (949) 717-3882.

Authors Adele Cygelman and Jennifer Golub speak on modernist architecture in desert design at the Museum of Architecture, 525 N. El Camino Real, San Clemente. 7 p.m. $3-$5. (949) 366-9660.

Science-fiction and fantasy writer Ray Bradbury speaks at the Costa Mesa Senior Center, 695 W. 19th St. 7:30 p.m. $15-$20. Reservations: (949) 650-4846.

FILM

“Battleship Potemkin,” (1925) Sergei Eisenstein’s film about a 1905 maritime revolution, and “Chess Fever,” (1922) a short comedy by V.I. Pudovkin about the effects of chess on the love life, screen in Room 208 of Chapman University’s Argyros Forum, 333 N. Glassell St., Orange. 7 p.m. Free. (714) 997-6765.

“Jesus Christ Superstar” (1973), Norman Jewison’s film adaptation of the Andrew Lloyd Webber-Tim Rice rock opera, will be shown in the Irvine Lecture Hall at Chapman University. Presented by the Department of Religious Studies. 8 p.m. Free. (714) 997-6602.

RECREATION

A guided after-school nature walk takes place at the Rancho Mission Viejo Land Conservancy, off Ortega Highway five miles east of San Juan Capistrano. 4-6 p.m. $2-$5. (949) 489-9778.

SPORTS

Vanguard University’s women’s soccer team hosts Point Loma Nazarene at the university, 55 Fair Drive, Costa Mesa. 7 p.m. (714) 556-3610.

Newport Harbor High’s girls’ tennis team, the top-ranked team in Orange County, hosts sixth-ranked Corona del Mar in a neighborhood, nonleague match. 600 Irvine Blvd., Newport Beach. 3 p.m. Free. (949) 515-6308.

If you have an event you would like included here, send information at least 10 days in advance to Ken Williams, Orange County Calendar, Los Angeles Times, 1375 Sunflower Ave., Costa Mesa, CA 92626. Fax: (714) 966-7790. E-mail: occalendar@latimes.com