• Q 'n' Brew at the Zoo: Chattanooga Zoo, 301 N. Holtzclaw Ave., 4:30-7 p.m., $20 adults, $15 children, barbecue, beer and bluegrass music to benefit zoo. 423-697-1319.
• Eastdale Neighborhood Association: Eastdale Recreation Center, 1314 Moss St., 6 p.m., visitors welcome. 423-704-0484.
• Sierra Club: Outdoor Chattanooga, 200 River St., 6 p.m. indoor picnic followed by wilderness slide show at 7 p.m. by Davis Mounger. Bring blanket or folding chair for seating. Preregistration required: 423-693-4729.
• Art.a.ma.jig: Church on Main, 1601 Rossville Ave., 6-9 p.m., $75, silent auction of art to benefit Southern Lit Alliance. 423-267-1218.