Sting is playing the Fillmore and 14 other things to do this weekend in Philadelphia, March 10-12

» READ MORE: Lara St. John

The luminous violinist plays Beethoven's Sonata for violin and piano No. 3 in E-flat Major and Franc's Sonata for violin and piano in A Major, plus traditional Yiddish, Macedonian, Israeli, Armenian, and Hungarian tunes, in a recital with pianist Matt Herskowitz. — Michael Harrington

8 p.m. Friday, St. Martin of Tours Church, West Bridge Street and Riverstone Circle, New Hope. $15-$45, 609-397-7300, www.riversidesymphonia.com.

» READ MORE: Concert Operetta Theater

This invaluable troupe is best-known for keeping the genre alive with fine productions of frothy masterpieces by such masters as Offenbach, Lehár, and Romberg. For their season opener, they shake things up with a concert featuring the music of zarzuela, the Spanish version of the form, which flourished from about 1850 to 1950 and became popular in the Caribbean and Mexico, especially. Mexican guest artists — Alejandra Gomez, mezzo-soprano; Abraham Bretón, tenor; and Jorge Espino, baritone — join Concert Operetta Theater soprano Christina Chenes and tenor Valentin Fernandez to perform selections from composers including Federico Moreno Torroba, Ruperto Chapí, and Pablo Sorozábal. — M.H.

4 p.m. Saturday and Sunday, Academy of Vocal Arts' Warden Theater, 1920 Spruce St. $30; $20 seniors; $10 students; under 16 free, 215-389-0648, www.concertoperetta.com.

» READ MORE: Tempesta di Mare

The baroque orchestra celebrates its 15th anniversary with a program of "lost" works and standard period-instrument repertoire by composers including Antonio Vivaldi, Jean-Philippe Rameau, Jean-Sigismond Kusser, Johann Gottlieb Janitsch, and Johann Friedrich Fasch. — M.H.

8 p.m. Saturday, Kimmel Center's Perelman Theater, Broad and Spruce Streets. $29-$49, 215-893-1999, www.tempestadimare.org.

» READ MORE: Le Corsaire

In 2016, Pennsylvania Ballet artistic director Angel Corella reworked Don Quixote. This time, he's taking on another beloved full-length ballet he famously danced through his career: Le Corsaire. It's a pirate ballet! — Ellen Dunkel

Through March 19, Academy of Music, 240 S. Broad St. $35-$135, 215-893-1999, paballet.org.

» READ MORE: Toruk: The First Flight

Cirque du Soleil peoples its alt-circus acts with blue-skinned beings, inspired by James Cameron's Avatar. Like the movie, this fantasy is set on the moon Pandora, where dwell "five ancient clans." It plays at the Wells Fargo Center, where dwell fantasies of a mystical land called the postseason. — Becky Batcha

» READ MORE: Read more: I turned into a character from 'Avatar'

Through Sunday, Wells Fargo Center, 3601 S. Broad St. $30-$110, 800-298-4200, wellsfargocenterphilly.com.