. April 23. 7:30 p.m. Enjoy an evening of Franz Schubert's music with Bedford Presbyterian Church Music Director John Lettieri, who is joined by other musicians. Like a 19th-century salon, they will play, sing and discuss Schubert's music and times. Wine and cheese reception follows. Call 914-234-3672 to let them know you are attending. Free., Village Green, Bedford.
. April 24. 7:30 p.m. The Sarah Lawrence Orchestra performs Beethoven's 4th Symphony under conductor Jonathan Yates at Reisinger Concert Hall. Free. , 1 Mead Way, Bronxville.
. April 22. 10 a.m. More than 200 vendors present live pet reptiles, amphibians, and invertebrates for display and sale at one of the Northeast's biggest expos. Get everything else you need to be a good reptile owner, including books, supplies and cages. All children must be accompanied by an adult over 21. No personal animals are allowed. Only registered vendors may bring animals to the show. $10. , 198 Central Ave., White Plains.
. April 23. 5 to 8 p.m. Join the annual celebration held in the U.S., U.K. and Ireland. Book Giver Volunteers will share their love of reading by distributing paperback adult titles--"Bel Canto" by Ann Patchett and "The Namesake" by Jhumpa Lahiri. Quantities are limited so only one title to person. While Supplies Last. Free., 136 Prospect Ave, Mamaroneck.
. April 23. 7 p.m. Nanuet Senior High School PTSA Presents "What Your Kids are In to and Up To & How to be a “Fingers on the Pulse” Parent" in the Nanuet Senior High School Auditorium. Nationally-known family psychotherapist Arden Greenspan Goldberg will discuss issues including technology, bullying, Barbie and Man of Steel, body piercings and tattoos, sex, drugs and rock-n-roll. RSVP. , 103 Church St, Nanuet.
. April 23. All day. View a series of black-and-white photographs documenting Father Jorn's little-known earth art installation. Father Jorn was chaplain at the Dominican Convent in Sparkill and while he tended the cemetary he cut brush, raked, cleared paths, dug out stones and picked up trash that he transformed into cairns, a tepee made from tree trunks and a variety of assemblages in the nearby woods. Vivien Raynor, a New York Times art critic, called him an "outsider." Free. , 25 W Fly Wheel Park, Piermont.
April 27 at 8 p.m. and 10 p.m.; Saturday, April 28 at 7 p.m. and 9 p.m.; Sunday, April 29 at 7 p.m. The Canadian-born comedian performs his characteristic brand of comedy at Levity Live, a new comedy club in the $22. Levity Live, 4210 Palisades Center Dr. A-401., West Nyack.
. April 27. 7 p.m. Students in kindergarten through 6th grade and their families can participate in an evening of trivia and stunts. $35 for a family of 4 or $10 for a single ticket. Purchase tickets at www.iefonline.org. 40 N. Broadway, Irvington.
. April 22. 3 p.m. Local students' posters celebrating Earth Day are on display. The posters were meant to encourage people to participate in a town-wide cleanup. Free. 4 Main St., Brewster.
April 28. 10 a.m. It's that time again--Stone Barns Center for Agriculture opens its doors to the public for the annual Sheep Shearing Festival. Farmers shear wool from their flock of Finn-Dorset sheep. Wool and weaving activities for the whole family and tour the farm. Member pre-sale tickets begin on March 5, and general ticket sales begin on March 19. $12., 630 Bedford Rd., Tarrytown.
. April 25. 6:30 p.m. Families have a fun night out playing games, trying unusual crafts and sampling new goodies. Try the Pac Man Battle Royale or watch breakdancers. Ping Pong, candy sushi and music. And much more. All guests must R.S.V.P. online or by phone. Free. , 3 Renaissance Sq., White Plains.
April 22. 4:15 p.m. The presents the "Juilliard 415" at its Spring concert. The program includes works by Telemann, Lully, Purcell, Glinka, Piazolla, Falla, Ravel, and Handel, all on the theme of "Musical Reflections on Don Quixote." Free., 2880 Crompond Rd., Yorktown Heights.