Beef up.NOSHBurgers 4 BabiesWhat: Book it to the Love Shack for live music, cocktails, and gourmet burgers created by a dozen celeb cooks, including locals Kent Rathbun and Casey Thompson and NYC’s Jonathan Waxman.Why: All proceeds benefit Fort Worth’s NICU Helping Hands Foundation to educate and assist families with premature babies. When: Fri., 7-10 p.m.Where: 817 Matisse Dr., Fort Worth (817-348-9655). Tickets ($150) at 817-740-8810, email@example.com, or the door.BROWSEAll About Uptown FestivalWhat: Celebrate the hip hood at the free arts fest with live music, food, historic home tours, trolley rides, and other fun activities.Why: The Chef Showcase tent features cooking demos and yummy bites. Also, Petty Theft.When: Sat., 11 a.m.-10 p.m.Where: Fairmount St., b/t McKinney Ave. & Cedar Springs Rd.SHOPThe House of MacGregor What: Hit the hat shop for its annual sale of fall and summer styles at 50 percent off.Why: Bye-bye head games. When: Fri., 4-9 p.m.Where: 614 Davis St., ste. 203, Oak Cliff (214-942-1966).Linen BoutiqueWhat: Navigate the wedding planning world during the shop’s bridal open house chockful of florists, personal trainers, planners, stationery peeps, and photographers.Why: The first 25 guests get gift bags worth $700; all can register to win raffle prizes.When: Sat., 1-4 p.m.Where: 5600 W. Lovers Ln., ste. 122 (214-352-5400).Photo: Courtesy of Love Shack Up to 50% off Pleasure Doing BusinessShow off your great shape with Pleasure Doing Business’s all-elastic body-con skirts. They do wonders for your silhouette (seriously), can be dressed up or down, and are up to 50% off today on Swirl.