Calendar for May 1

SUNDAY

Concert

Pacific Symphony’s Santiago Strings will celebrate its 25th season with instrumentalists in grades 6 through 9 performing a concert featuring works by Dvorak and Bartok at 7 p.m. at Renée and Henry Segerstrom Concert Hall, 615 Town Center Drive, Costa Mesa. Admission is free, but ticket reservations are required. For more information, call (714) 755-5799 or visit pacificsymphony.orgn

David Spade

Comedian David Spade will perform at 7 p.m. at Irvine Improv, Irvine Spectrum Center, 527 Fortune Drive. Tickets are $35. For more information, call (949) 854-5455 or visit irvine.improv.com.

TILL AUG. 14

Exhibition reception

Great Park Gallery will present “Smile: Expressions of Orange County,” featuring photographs that capture all 34 cities. The exhibition reception will include a conversation with the Photographic Society of Orange County from 1 to 3 p.m. Sunday at Great Park Gallery at Palm Court, Irvine. Gallery hours are from noon to 4 p.m. Thursdays and Fridays and 10 a.m. to 4 p.m. Saturdays and Sundays. Admission is free. For more information, visit ocgp.org.

TUESDAY

New York Philharmonic

The New York Philharmonic, led by conductor Alan Gilbert (pictured), performs at 8 p.m. at Renée and Henry Segerstrom Concert Hall, 600 Town Center Drive, Costa Mesa. Tickets start at $50. For more information, visit philharmonicsociety.org.