10 a.m. to 6 p.m. — Helio-Con, a speculative fiction convention, at the Medical Center of Lewisville Grand Theatre, 100 N. Charles St. Event includes vendors, gaming, costume contests and more. Tickets cost $15 for adults, $10 for students with ID, $5 for children. Visit www.helio-con.com.
2 p.m. — Denton Community Theatre presents Who’s in Bed With the Butler?, a comedy by Michael Parker, at the Campus Theatre, 214 W. Hickory St. Tickets cost $20 for adults, $18 for seniors 62 and older, $10 for students. Call 940-382-1915 or visit www.dentoncommunitytheatre.com.
3:30 p.m. — UNT faculty recital with bass baritone Stephen Morscheck and Elvia Puccinelli on piano, in Voertman Hall at the Music Building, at Avenue C and Chestnut Street. Free. Call 940-565-2791 or visit www.music.unt.edu.
8 p.m. — Sundown Collaborative Theatre presents Paper Backs by Brittany Alyse Willis, at PointBank Black Box Theatre, 318 W. Hickory St. Tickets cost $10 each, $8 for students and seniors. Visit www.sundowntheatre.org.
Denton Celtic Dancers meets from 5 to 7 p.m. at the Center for the Visual Arts, 400 E. Hickory St. Beginners’ class starts at 6 p.m. Call 940-321-0012 or visit www.dentoncelticdancers.org.
American Legion Post 71 Mission With Christ Ministry offers breakfast at 9 a.m. followed by a worship service at 10 a.m. at 2501 Spencer Road. Visit http://txlegionpost71.org.
Grupo 18 de Marzo Alcoholicos Anonimos meets from 7 to 8:30 p.m. at 100 W. Oak St. Call 940-231-9759.
Heroin Anonymous Denton meets at 11 a.m. at Solutions of North Texas’ Wilshire Hall, 2216 N. Bolivar St. Visit www.sontx.org or www.soberdorm.org, or call 940-898-6202.
Marijuana Anonymous 12-step recovery program meets at 8 p.m. at Big Mike’s Coffee Shop, 1306 W. Hickory St.
Shalom Today group of Alcoholics Anonymous meets at 9 a.m., 11 a.m., 6 p.m. and 8 p.m. for discussion at 311 S. Locust St. Call 940-383-8252.
Show Me group of Alcoholics Anonymous meets at 9 a.m., 11 a.m. and 8 p.m. at 1622 W. University Drive, Suite 104. Call 940-566-9989.
6 to 8 p.m. — 2014 City of Denton Bond Program community meeting, to gather residents’ input about potential projects and funding priorities, at Martin Luther King Jr. Recreation Center, 1300 Wilson St. Call 940-349-8575. Visit www.cityofdenton.com.
7 to 8 p.m. — Romance in the Stacks Book Club at North Branch Library, 3020 N. Locust St. This month, discuss books by Sandra Brown. Free. Call 940-349-8796 or e-mail email@example.com.
7 p.m. — Denia Neighborhood Community Group meets at Denia Recreation Center, 1001 Parvin St. Guest speaker is Quentin Hix, director of aviation at Denton Enterprise Airport. Call 940-382-5962.
7:30 p.m. — UNT master class with Robert Clark on organ, in Winspear Hall at the Murchison Performing Arts Center, on the north side of I-35E at North Texas Boulevard. Free. Call 940-369-7802 or visit www.thempac.com.
8 p.m. — Tenor saxophone player James Houlik in recital in Voertman Hall at the UNT Music Building, at Avenue C and Chestnut Street. Free. Call 940-565-2791 or visit www.music.unt.edu.
Denton County Amateur Radio Association meets from 7 to 9 p.m. on the fourth Monday of each month at the Denton County Emergency Services building, 9060 Teasley Lane.
Denton Lions Club meets at 6 p.m. on the second and fourth Mondays of the month at the Smokehouse, 1123 Fort Worth Drive. Call 940-497-3989.
Denton Senior Center exercise classes are from 11 to 11:40 a.m. at 509 N. Bell Ave. Those age 50 and older are invited. No advance sign-up required. Call 940-349-8720 or 940-566-5242.
To tell us about your event or meeting, visit DentonRC.com and click on “Let Us Know” for our online forms; e-mail to firstname.lastname@example.org; fax to 940-566-6888; or mail to Page 2 Calendar, Denton Record-Chronicle, 314 E. Hickory St., Denton, TX 76201.