After our 4th of July break on Tuesday, it's just about time for that weekend again! Here's what we've got on tap for ya.   Thursday Neil in the Afternoon Presents "Math + Poetry = Oulipo" at Pack Memorial Library, 12:30-1:30 pm: UNCA professor Patrick Bahls livens up the luncheon hour with this free event, in which participants will create Oulipian works of art through constrained writing techniques that will result in creative output to take home. "Oulipo" is short for the French "Ouvroir de littérature potentielle," which translates roughly into "workshop of potential literature."   Friday The Dirty Dead River Jam, French Broad Outfitters at Hominy Creek, 8:30 p.m. (Featured Event of the Weekend Update!) RiverLink's RiverMuisc, Salvage Station, 5 p.m.: The evening show features SUSTO, Banditos and Tall Tall Trees. A shuttle will run from the parking lot at the Asheville Chamber (36 Montford Ave) down to Salvage Station and will run about every 15 minutes. SOUND THREE at REVOLVE, 9-11 pm: Dark electronica, improv percussion, and poetry + percussion with BOY HARSHER, Thom Nguyen, and Anka   Saturday Malcolm Holcombe with special guest RB Morris, The Altamont Theatre, 8 p.m.: Come out and hear acclaimed singer-songwriter Malcolm Holcombe, who just released his 15th studio album, Pretty Little Troubles, earlier this year. Meg Foley Performance + Artist Talk, Black Mountain College Museum + Arts Center (BMCM+AC), 8 p.m. Check out the Philly-based choreographer in action with the undergird (action is primary #4), a dance and spoken performance that focuses on the body and the human experience.    Spellbound: Harry Potter Costume Rave at New Mountain AVL, 8 pm - 2 am: In case y'all didn't know, there is a monthly series of Harry Potter raves happening at New Mountain. Dress up in your wizarding world finest and come out to dance the night away!   Sunday WNC Battle of the Burger, Salvage Station, 2 p.m. Dark Corners: Julyan Davis and Mountain Bitters at REVOLVE, 7:30-9 pm, Julyan Davis presents his Murder Ballad-inspired paintings with an artist talk, followed by a performance of murder ballads from Mountain Bitters.