Bargain buys and precious pups make for a warm and fuzzy weekend. HEAR Tegan and Sara What: Canada’s twin sisters belt out catchy alternative folk-rock tunes. Why: Double your pleasure. When: Fri., 9 p.m. Where: House of Blues, 2200 N. Lamar St., West End (214-978-2583). Tickets online at hob.com. SHOP Goods to Go What: Items for men, women, kids, and the home from more than 150 retailers, all at wholesale prices. Why: Get a jump on holiday shopping. When: Fri. & Sat., 10 a.m.-6 p.m.; Sun., noon-5 p.m. Where: Dallas Market Hall, 2200 N. Stemmons Fwy. (800-325-6587). Needless Necessities Sidewalk Sale What: Score stylish merch at up to 60 percent off. And while you’re in an acquiring state of mind, adopt a pup from Paws in the City. Why: It’s a hard Knox life. When: Sale, Fri. & Sat., 10 a.m.-6 p.m.; adoptions, Sat., 10 a.m.-4 p.m. Where: 2926 N. Henderson Ave., Knox/Henderson (214-824-0700). TASTE The 500, Inc. WineFest What: Vittles and libations from restaurants like Sambuca, Blue Mesa Grill, Go Fish, Paciugo, and Mercy Wine Bar. Why: Eat, drink, and be merry. When: Sat., 6:30-10 p.m. Where: Addison Conference & Theatre Centre, 15650 Addison Rd., Addison. Tickets at 214-565-0200.