25th Anniversary Season Gala Live entertainment, cocktails, hors d'oeuvres & a live & silent auction. Bristol Riverside Theatre, 120 Radcliffe St., Bristol; Reservations required: 215-785-0100. $125. 9/17. 7 pm.

Annual Benefit for Brian C. Williams Help raise money for Williams, diagnosed with ALS. Food, beverages, silent auction, tons of games. Duffer's Tavern, 192 Middletown Rd, Glen Mills. 9/17. 1-6 pm.

Before and After Utopia An exhibit featuring how the world, amid crisis and challenge, is designing, powering and maintaining its urban metropolises. University of the Arts - Gershman Hall (Gershman Y), 401 S. Broad St.; 215-446-3033. Through 11/27.

Boardwalk Classic Car Show Annual show with live entertainment & awards. Wildwood Beach & Boardwalk, Lincoln Ave., Wildwood; 1-800-992-9732. 9/22.

Bucks County Quilt Showcase Exhibit of quilts by local artisans. Bucks County Visitors Center, 3207 Street Rd., Bensalem. Through 9/26.

Campbell's: 142 Years of Design Exhibit highlighting how women have contributed to & influenced Campbell's Soup Co through time. Art Institute of Philadelphia, 1622 Chestnut St.; 215-405-6409. Through 12/11.

Cape May Designer Show House Each room showcases the talents & offerings of the region's best-known designers & vendors. Osprey Landing, 109 Rosemans Ln., Cape May; 609-884-5404. $15; $10 children. Through 10/30.

Doylestown Arts Festival Features hundreds of regional artists & craftspeople. Live entertainment, food & more. Downtown Doylestown, Main & State Sts., 215-340-9988. 9/17-18.

Freeman's Auction House: Fine Books & Ephemera Exhibition and sale. Freeman's Auctioneers & Appraisers, 1808 Chestnut St. 9/20.

Glenside Street Fair Crafts, food, music and entertainment with an international flair. Easton Road, Glenside. 9/17. 11 am-4 pm.

Going Once, Going Twice, Going Well Ahead Dinner, silent & live auctions, to benefit Lankenau Medical Center's Comprehensive Breast Center. Former Lutheran Deaconess House, 801 Merion Square Rd., Gladwyne; Reservations required: 484-919-2139. $200 plus sponsorship levels. 9/17. 6-11 pm.

Phila Flea Market Society Hill Flea Market, 3d & Pine. 9/17.

Stars & Stripes: Fabric of the American Spirit Collection of American parade flags, many reflecting styles found prior to 1912's Flag Act. Morven Museum & Garden, 55 Stockton St., Princeton. Included in admission. Through 10/30.

The Life & Death of Buildings Exhibit on how changes in built environments can reflect changes in history & civilization. Princeton University - Princeton Art Museum, Nassau St. & Witherspoon St, Princeton; 609-258-3788. Through 11/6.

Touch-a-Truck Family Day Benefiting Build Jake's Place Organization is dedicated to constructing playgrounds for children of all abilities. There will be live music, auction items, and trucks of all kinds. Silver Diner, 2131 Rt. 38, Cherry Hill. $7 individual; $20 per family. 9/17. 10 am-2 pm.

Traditional Artisan Show Features over 40 artisans from 12 states. Upper Bucks County Vocational Technical School, 3115 Ridge Rd., Perkasie; 215-795-0375. $8. 9/17.

West Philadelphia Community Flea Market Setup time is 8 am. West Philadelphia Community Flea Market, Tennis courts at 5200 Wyalusing Ave.; 267-278-1142. $8. 9/17.