Monster mash.DISGUISERicky’s NYC Costume SuperstoreWhat: The NY favorite opens its first pop-up shop in Philly with two floors packed full of bewitching accessories and fanciful garb ($15-$100).Why: Everything you need — be it wigs, makeup, or gore — to perfect that last-minute costume. When: Thru Sun. Today, 9 a.m.-9 p.m.; Fri. & Sat., 9 a.m.-11 p.m.; Sun., 10 a.m.-8 p.m.Where: 1428 Walnut St.WHITTLEPumpkin Carving with the KentsWhat: Margaux and Walter Kent, the husband-and-wife duo behind Peg and Awl, show you how to make the coolest jack-o’-lantern on the block (pumpkins provided). Why: Root and Snap cocktails get your creative juices flowing. When: Tonight, 6-8 p.m.Where: Art in the Age of Mechanical Reproduction, 116 N. Third St. (215-922-2600). R.S.V.P. (required) to firstname.lastname@example.org. Participation is free.REPURPOSEVintage Fur SaleWhat: Get your hands on old-school stoles, vests, and coats ($150-$400) from the ’50s to the ’70s. Why: Swaddling yourself in mink makes the impending drop in degrees more palatable.When: Thru Nov. 15. Mon., Tues. & Thurs.-Sat., 10 a.m.-6 p.m.; Wed., 10 a.m.-8 p.m.; Sun., 11 a.m.-4 p.m.Where: Per Lei Boutique, 2 E. State St., Media (610-566-1254).GULPCity Tap House Beer 2.0What: While sampling the extensive selection of quaffs, scribble notes on sheets doled out by servers, and your preferences will be entered into the new database. Why: Never lose track of the obscure Belgian ale you had back in July. When: Mon.-Thurs., 11:30 a.m.-10 p.m.; Fri. & Sat., 11:30 a.m.-midnight; Sun., 11 a.m.-10 p.m.Where: The Radian, 3925 Walnut St. (215-662-0105).Photo: Courtesy of Paramount Pictures Up to 60% off ShaeKnits should be just as easy to wear as everything else, right? Stay cool in Shae’s lightweight textures, short sleeves, and silk paneling, or cozy up in the smart sweater jackets and cardis for up to 60% off on Swirl.