2 p.m. — Denton Community Theatre presents Last Summer at Bluefish Cove at the PointBank Black Box Performing Arts Center, 318 E. Hickory St. Tickets cost $15. Call 940-382-1915 or visit www.dentoncommunitytheatre.com.
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.com.
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.
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.
9 a.m. to noon Monday — Community service project at Fred Moore Day Nursery School, 821 Cross Timber St., led by the Denton Faith Alliance. Volunteers will help with projects on the school grounds.
11 a.m. — Martin Luther King. Jr. Day Celebration starts with free flag football for youths at Martin Luther King Jr. Recreation Center, 1300 Wilson St. Call 940-349-8575 or visit www.cityofdenton.com.
3 p.m. — Martin Luther King. Jr. Day rally begins at the UNT Union, 1155 Union Circle. March begins at 4 p.m.; marchers will meet up with community members at Fred Moore Park at 5 p.m., then continue to Martin Luther King Jr. Recreation Center, 1300 Wilson St., for the concluding celebration. Call 940-349-8575 or visit www.cityofdenton.com.
Compulsive Eaters Anonymous meets at 7:30 p.m. Call 940-395-3334.
Denton County Gamblers Anonymous chapter meets from 10 to 11 a.m. in Room 214 at First United Methodist Church of Denton, 201 S. Locust St. Meetings are open and nonsmoking. Call Waunita at 940-390-9419.