Weekender: What's happening Oct. 15–18

📷 A one-night photography exhibition showcases Reuben "Big Rube" Harley's "Lipheele" collection, with print sale proceeds supporting his medical expenses. | 1431 N. Cadwaller | Thursday, 6pm

🏀 The Boston Celtics visit the Philadelphia 76ers for a preseason matchup that could feature LeBron James' second appearance in a Sixers uniform. | Xfinity Mobile Arena | Friday, 7pm

🎷 Drew Nugent & The Midnight Society perform a three-set evening of Roaring '20s and pre-war jazz with vaudeville touches. | Black Squirrel Club | Friday, 7:30pm

🎸 Brand New brings its anniversary concert celebrating 20 years of "The Devil and God Are Raging Inside Me." | TD Pavilion at the Mann | Friday, 8pm

🛍️ Browse vintage and antique finds at a flea market at Drexel University. | Saturday, 8am

🎸 Grammy-winning country group Little Big Town brings its "For the Art of It" Tour to The Met in Philadelphia. | The Met | Saturday, 7:30pm

🎃 Awbury Arboretum's free annual Harvest Fest brings autumn activities and community celebration to The Farm at Awbury. | Free | Sunday, 12am

🪴 Shop discounted houseplants, including plants that need a little extra care, at Plant and People's annual end-of-season Ugly Plant Sale. | Free | Sunday, 10am

🎤 Wild Indigo's October poetry reading features National Book Award winner Patricia Smith, Philadelphia artist Cvgebird and poet Tatiana Figueroa Ramirez, with an open mic and ASL interpretation. | Sunday, 5pm

🏒 The Philadelphia Flyers host the Ottawa Senators for a regular-season NHL game at Xfinity Mobile Arena. | Saturday, 7pm

Editor's note: A listing about a fair at Dilworth Park has been removed after Center City District officials said the multi-day event was not authorized.