Fun around town, for $10 or less: Yum: Dr. Ketchup and The Oubliette Ensemble at Upstairs at World Café Live (3025 Walnut), 10PM. $8 Yes, It’s Over: One Book, One Philadelphia Closing Event with Dave Eggers, Mary Williams, and Valentino Achak Deng at the Free Library Central Branch (1901 Vine), 7PM. Free Soundfield @ Slought: Slought Foundation and Soundfield NFP present a program of new and experimental music featuring Rome-based ensemble Ossatura and Philadelphia-based Ensemble......

Fun around town, for $10 or less: FRIDAY Massive: WZT Hearts, Wet Hair, Secret Abuse, Nimby, Evan Miller, Teeth Mountain, and Prince Hand Vs. Prince Hand at the Rotunda (4014 Walnut), doors 7:30PM. $5 Celebration: Opening reception for A Celebration of Life and Art, works by the late Marge Peterson, at Highwire Gallery (2040 Frankford), 5-9PM. Free Reading: David Levithan reads from his new short story collection, How They Met and Other Stories, at Giovanni’s......