National Active and Retired Federal Employees Association meeting, for chapter 1466. A presentation on medical directives by Daniel Morhaim, an internist and a member of the Maryland House of Delegates from Baltimore County. 1 p.m., Calvert Library, Prince Frederick branch, 850 Costley Way. Free. 410-586-1441.
Roast beef dinner, 5-8 p.m., American Legion Post, 6330 Crain Hwy., La Plata. $10. 301-934-8221.
Steak and shrimp dinner, platters and sandwiches available. Eat-in or carry-out. 5-8 p.m., American Legion Post 221, 21690 Colton Point Rd., Avenue. 301-769-4569, 301-769-4346, or www.alpost221.webs.com.
Ham and oyster dinner, hosted by the Stallings-Williams Legion auxiliary. 5:30-7 p.m., American Legion Post 206, 3330 N. Chesapeake Beach Rd., Chesapeake Beach. $10. 301-855-6466 or www.ALpost206.org.
Ballroom and swing dance, lessons, 7-8 p.m., followed by dancing until 11 p.m. Little Flower School, 20410 Point Lookout Rd., Great Mills. $10. 301-645-8509 or email@example.com.
“Walk to End Homelessness” fundraiser, proceeds provide shelter, food and other assistance. 7:30-11 a.m., La Plata Town Hall, 305 Queen Anne St. 301-934-8421 or www.LifestylesofMD.org.
Indoor flea market, hosted by the St. Mary’s County Fair Association. Vendors and crafters welcome. 8 a.m.-noon, St. Mary’s County Fairgrounds, 42455 Fairgrounds Rd., Leonardtown. Table rental, $20. 301-475-9543.
Christmas bazaar, crafts, raffles, photos with Santa, a bake table, flowers and potted plants. 10 a.m.-5 p.m., St. Paul’s Episcopal Church, 25 Church St., Prince Frederick. 410-535-2897.
“Watermen of the Chesapeake” photo and art exhibits, a photographic exhibit presented by Pete Lesher, a museum curator. 1:30-2:30 p.m., Calvert Marine Museum, 14200 Solomons Island Rd., Solomons. A presentation on “Marc Castelli: The Art of the Watermen.” 3-4 p.m., Annemarie Garden, 13480 Dowell Rd., Dowell. $10. 410-326-4640 or www.annmariegarden.org.
Purse bingo, featuring Coach handbags. 5 p.m., Mechanicsville Volunteer Fire Department, 28165 Hills Club Rd. $25. 301-274-4581 or 240-412-8178.
Open skate night, for all ages, sponsored by St. Mary’s County Department of Recreation and Parks. 6-9 p.m. Saturdays, Leonard Hall Recreation Center, 23145 Leonard Hall Dr., Leonardtown. $5; skate rental, $2.50. 301-475-4200, Ext. 1800.
“Turkey Trot” 5K run/walk, sponsored by the College of Southern Maryland’s Wellness, Fitness and Aquatics Department to benefit the American Cancer Society. Registration, 7:30-8:45 a.m.; walk begins, 9 a.m., College of Southern Maryland, 8730 Mitchell Rd., La Plata. $35. 301-934-7706 or firstname.lastname@example.org.
Holiday gift fair, hosted by Windows of Strength, an organization that provides financial support to organ-transplant recipients and their caregivers. 11 a.m.-4:30 p.m., Dunkirk Volunteer Fire Department, 3170 West Ward Rd. 410-279-1502 or 443-951-5125 or email@example.com.
Monday morning movies,stories, songs and movies for children and their caregivers. 10-11 a.m. Calvert Library Prince Frederick branch, 850 Costley Way. Free. 410-535-0291 or 301-855-1862.
eReaders discussion, an overview of tablet computers; sample the library’s devices before making a consumer decision. 5:30-7:30 p.m., Leonardtown Library, 23250 Hollywood Rd. Free. 301-475-2846 or www.stmalib.org.
Dyslexia support group, for those who struggle to read and write. 7-8 p.m., Patuxent Presbyterian Church, 23421 Kingston Creek Rd., California. Free. firstname.lastname@example.org.
Employment-application workshop, a presentation on some of the basics of applying for a job. 2:30-3:30 p.m., Leonardtown Library, 23250 Hollywood Rd. Free. 301-475-2846 or www.stmalib.org.
Mail: Community calendar, Southern Maryland Local Living, The Washington Post, 3 Church Cir., Annapolis, Md. 21401.