all day: Art

Moving away from Campbell’s soup cans, Brillo boxes and celebrity portraits, Andy Warhol tackled the military device of camouflage in one of his last serial groups of paintings. “Andy Warhol: Camouflage Paintings,” opening Saturday at Gagosian Gallery, presents this series of abstract works that use the military pattern of camouflage as a tool to create intricately patterned landscape paintings.

* “Andy Warhol: Camouflage Paintings,” Gagosian Gallery, 456 N. Camden Drive, Beverly Hills. Ends Feb. 27. Gallery hours: Tuesdays through Saturdays, 10 a.m. to 6 p.m. Admission free. There will be a reception from 6 to 8 p.m. on Saturday. (310) 271-9400.

6:30pm / Architecture

Join the Associated Architecture and Urban Planning Alumni of UCLA for a multimedia event focusing on the development of that desert oasis known as Vegas, baby. “Las Vegas: Architecture and Film” kicks off with hors d’oeuvres and martinis (ring-a-ding-ding), followed by a presentation of rare film and video clips of the evolving city. Authors John Chase (“Las Vegas: A Guide to Recent Architecture”) and Alan Hess (“Viva Las Vegas”) will provide commentary. But leave the silver dollars at home; there’ll be no slot machines on the premises.

* “Las Vegas: Architecture and Film,” Raleigh Studios Theater, 650 N. Bronson Ave., Hollywood. 6:30 p.m. $15. (310) 206-4776.

8pm: Music

In honor of Mozart’s birthday--Jan. 27, 1756--Music Director Jorge Mester will conduct a program by the Austrian composer, including the Requiem and the Overture and Ballet Music from “Idomeneo” at a Pasadena Symphony concert in Civic Auditorium. Soloists are Maurita Phillips-Thornburgh, Catherine Cook, Beau Palmer and Kenneth Cox.

* The Pasadena Symphony, with the Pacific Chorale, performs in Pasadena Civic Auditorium, 300 E. Green St., Pasadena, at 8 p.m. $3 to $60. (626) 793-7172.

6pm: Cars

Meet the cars and stars of Trans-Am racing Saturday in a dinner tribute at the Petersen Automotive Museum. The event will celebrate drivers and crews from the golden era of racing from 1966 through the summer of 1972. Many of the cars used in the races will be on display. Invited guests include Parnelli Jones, George Follmer, Jim Hall, Carroll Shelby, Warren Agor and Ron Kaplan. The event includes a no-host bar and dinner.

* Trans-Am tribute, Petersen Automotive Museum, 6060 Wilshire Blvd., 6 p.m., $45. (323) 930-CARS.

8pm: Theater

A Noise Within’s critically acclaimed production of “The Little Foxes,” Lillian Hellman’s drama about cruel, greedy siblings in the waning days of the Old South, makes a one-evening visit to Orange County.

* “The Little Foxes,” Irvine Barclay Theatre, 4242 Campus Drive, Irvine, Saturday, 8 p.m. $19 to $23. (949) 854-4646; (714) 740-2000.

8pm: Jazz

In this centennial year of Duke Ellington’s birth, the 17-piece Smithsonian Jazz Masterworks Orchestra, conducted by artistic and musical director David N. Baker, will exploit the Smithsonian’s collection of rare sheet music in a performance of compositions not heard since the Duke wrote them.

* The Smithsonian Jazz Masterworks Orchestra directed by David Baker, 8 p.m., California Center For the Arts, 340 N. Escondido Blvd., Escondido. $25 to $38. (800) 988-4253.

Freebie: Pasadena Symphony presents its “Musical Circus” program for children younger than 12, Pasadena Civic Auditorium, 300 E. Green St., Pasadena, 9 a.m. (626) 449-7360.

*

The U.S. premiere of Zdenek Fibich’s Third Symphony is performed by the Burbank Chamber Orchestra, Hall of Liberty, Forest Lawn Hollywood Hills, 6300 Forest Lawn Drive, 7:30 p.m. (818) 848-8841.