9:30 a.m. — “Yoga on the Beach” at the Isle du Bois Unit of Ray Roberts Lake State Park, on FM455, 10 miles east of I-35. Open to all skill levels. Bring a yoga mat, water and sun protection and meet at the day-use beach area. Class fee is $10, in addition to regular park entrance fee of $7 for ages 13 and older. No reservations required. Call 940-686-2148.
2 p.m. — Denton Community Theatre presents Buddy: The Buddy Holly Story at the Campus Theatre, 214 W. Hickory St. Tickets cost $20. Call 940-382-1915 or visit www.dentoncommunitytheatre.com.
3 p.m. — Flute! Pre-College Session concert in Voertman Hall at the Music Building, at Avenue C and Chestnut Street. Free. Call 940-565-2791 or visit www.music.unt.edu.
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 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.
11 a.m. to 1 p.m. — “Social Media Day, the Denton Way” at Rotary House, 821 N. Elm St. Event includes food, music and community support for the Rotary House, a new family homeless center. Admission is one donation item, such as a children’s book, can of food, monetary donation or an item from the “Rotary House Project” registry at Target. Visit http://servedenton.org/smddenton.
2 to 4 p.m. — Baby-sitting workshop for ages 11-18, presented by the Denton Fire Department, at South Branch Library, 3228 Teasley Lane. Free. Registration is required. Call 940-349-8752.
To tell us about your event or meeting, visit DentonRC.com and click on “Let Us Know” for our online forms; email to email@example.com; fax to 940-566-6888; or mail to Page 2 Calendar, Denton Record-Chronicle, 314 E. Hickory St., Denton, TX 76201.