SUNDAY: The Orange County Market Place at the O.C. Fair & Event Center, 88 Fair Drive, Costa Mesa, hosts the fifth annual St. Patrick's Day Festival. The event, which goes from 9 a.m. to 4 p.m., features Irish dancers, Celtic cellists, a leprechaun magician and more. Tickets are $2 and children 12 and younger get in free. For more information, call (949) 723-6660 or visit www.ocmarketplace.com. (Courtesy O.C. Market Place / March 11, 2011)

TODAY

'The O Show'

The Estancia High School drama department presents its 31st annual "Original Show" at 7:30 p.m. at the campus' Barbara Van Holt Theatre, 2323 Placentia Ave., Costa Mesa. The show features comedic shorts written by students. Tickets are $10 at the door. For more information, call (949) 515-6537.

OCC Symphony

The Orange Coast College Symphony, under the direction of Beth Hansen, performs "Evening of Broadway Favorites" at 8 p.m. at the college's Robert B. Moore Theatre, 2701 Fairview Road, Costa Mesa. Advance tickets are $15 and $20 at the door. For more information, visit http://www.occtickets.com.

Artist Showcase

The Costa Mesa Cultural Arts Committee presents its 14th showcase, which features 41 artists from throughout the county, from 6 to 9 p.m. at Whittier Law School, 3333 Harbor Blvd., Costa Mesa. Admission is free.

Edible Garden Workshop

The Center for Living Peace presents a workshop with Eugene Cooke on making a garden in large or small spaces. The event is from 11 a.m. to 1 p.m. at the center, 4139 Campus Drive, Irvine. Pre-register online. Price is $22 or $12 with student ID. For more information, call (949) 854-5500 or visit http://www.goodhappens.org/e/3074.

Swap Meet

Sonora Elementary School will have its first campus swap meet from

8 a.m. to 2 p.m. The event includes food, entertainment and a raffle with prizes. A portion of the money raised goes to the school, located at 966 Sonora Road, Costa Mesa. For more information, e-mail MeganBAnderson@sbcglobal.net or visit http://www.sonora.nmusd.us.

'Beethoven's Blockbusters'

The Pacific Symphony plays a kid-friendly morning concert of Beethoven works at 10 a.m. and 11:30 a.m. in the Renée and Henry Segerstrom Concert Hall. A musical carnival follows each performance. Tickets start at $19. For more information, visit http://www.pacificsymphony.org or call (714) 755-5799.

Interior Designers Open House

The Interior Designers Institute has an open house from 10 a.m. to noon at its office at 1061 Camelback St., Newport Beach. Attendees can see student works and talk to industry professionals. For more information, call (949) 675-4451, e-mail contact@idu.edu or visit http://www.idu.edu.

Torah Study

Temple Bat Yahm, 1011 Camelback St., Newport Beach, hosts its weekly Torah Study from 9 to 10:30 a.m., followed by the Saturday Shabbat Service at 10:40 a.m. Guests are welcome and childcare is available. For more information, call (949) 644-1999 or visit http://www.tby.org.

Georg Roth

Garys at Fashion Island hosts a personal appearance by designer Georg Roth, who will unveil his latest spring collection from 11 a.m. to 5 p.m. For more information, call (949) 759-1622.