“Constant” Ellen Hill displays mixed-media paintings on wood panels. Through Aug. 19. Montpelier Arts Center, 9652 Muirkirk Rd., Laurel. 301-377-7800. arts.pgparks.com. Free.
Two for You Ralph and Janet, the energetic musical duo, kick off the Bay Breeze Summer Concert series with a performance featuring a variety of musical styles from the 1940s on. The series, sponsored by the Calvert County Commissioners, will take place the second Thursday of each month through September. 7:30 p.m. Chesapeake Beach Railway Museum, 4155 Mears Ave., Chesapeake Beach. 410-257-3892. www.cbrm.org. Free.
Beer, Bourbon and BBQ Festival Admission to this event includes a sampling glass for trying more than 60 beers and 40 bourbons. There will also be live music, cigar sampling and a mechanical bull. Friday 6-10 p.m., Saturday noon-6 p.m. National Harbor, 150 National Plaza, National Harbor. 877-628-5427. www.beerandbourbon.com. $25-$85.
The Maritime Performance Series Judy Cook, Peter Brice and Lisa Null perform from their CD, “Yankee Frolics,” a recording of traditional songs about the War of 1812. 7 p.m. Calvert Marine Museum, 14200 Solomons Island Rd., Solomons. 410-326-2042. www.calvertmarinemuseum.com. $5.
Tommy Lepson The soulful, Washington Area Music Association award-winning vocalist performs his mix of funk, soul and rock-and-roll. 7:30 p.m. Westlawn Inn, 9200 Chesapeake Ave., North Beach. 410-257-0001. ww.westlawninn.com. Admission free.
“Ragtime” Laurel Mill Playhouse presents the musical based on the E.L. Doctorow novel set in the early 1900s. Friday at 8 p.m., Sunday at 2 p.m. Laurel Mill Playhouse, 508 Main St., Laurel. 301-617-9906. www.laurelmillplayhouse.org. $18; seniors, military and students $15.
Rural Prince George’s bicycle ride Join members of the Oxon Hill Bicycle and Trail Club for a 13-, 26-, 45- or 62-mile ride through the rural tier of Prince George’s County. Rides are supported with cue sheets, marked roads, rest stops with food and drink, sag wagons and an after-ride picnic. 7 a.m. Merkle Wildlife Sanctuary, 11704 Fenno Rd., Upper Marlboro. 301-567-0089. www.ohbike.org. $20 in advance, $30 day of event; registration required.
Juneteenth “Footprints and Roots” This family-friendly celebration of African American Emancipation Day includes music, dance, speakers, exhibits and genealogical workshops. Sponsored by the Afro-American Historical and Genealogical Society. 8:30 a.m.-4 p.m. Watkins Regional Park, 301 Watkins Park Dr., Upper Marlboro. 301-699-2456. www.pgparks.com. Free.
Eat Drink Go Local As part of Maryland Wine Week, North Beach hosts a farmers market-style wine event with live music and vendors selling meats, cheeses, candles and pasta, in addition to wines from 18 Maryland wineries and food tastings. Noon. Bay Avenue and Fifth Street. 410-252-9463. www.eatdrinkgolocal.com. Wine tasting only $15, wine and food tasting $25.
Lore Oyster House Days Participants can experience life as a waterman by working in an oyster packinghouse. The afternoon includes learning how to use oyster tongs, shucking oysters and singing sea chanteys. 1-4 p.m. J.C. Lore Oyster House,14430 Solomons Island Rd., Solomons. 410-326-2878. www.calvertmarinemuseum.com. Free.
Gala in the Garden The annual gala to support Historic Sotterley Plantation’s educational programming has a Caribbean theme, with music by the Mama Jama reggae band. Bid on auction items such as an all-inclusive trip to Cancun, Mexico, artwork, vintage furniture and jewelry. 6:30 p.m. Historic Sotterley Plantation, 44300 Sotterley Lane, Hollywood. 301-373-2280. www.sotterley.org. $100; reservations required.
National Festival Orchestra Conductor Leonard Slatkin leads the orchestra in Tchaikovsky’s Fifth. 8 p.m. Clarice Smith Performing Arts Center, Dekelboum Concert Hall, University of Maryland, Route 193 and Stadium Drive, College Park. 301-405-2787. www.claricesmithcenter.umd.edu. $9-$27.
Festival Latino Six Flags celebrates Latino culture with live music, food and other entertainment at the Gotham Arena. 10:30 a.m.-8 p.m. Six Flags America, 13710 Central Ave., Upper Marlboro. 301-249-1500. www.sixflags.com/america. Free with park admission: tickets from $36.99.
“Divine Intervention” Transitions Theater presents the D.C. premiere of Amie Shafer’s play about one woman’s Christmas memories, from wrapping presents and faking Christmas Mass to some darker ones she’d prefer to forget. Youths younger than 17 must be accompanied by an adult. A $1 discount is offered to attendees dressed in pajamas. Friday and Saturday at 8 p.m., closes Sunday at 2 p.m. Greenbelt Arts Center, 123 Centerway, Greenbelt. 301-441-8770. www.greenbeltartscenter.org. $12.
Dr. S.O. Feelgood Sweet Soul Music Man An outdoor concert of blues, soul and R&B. 6-7:30 p.m. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. 301-779-0371. www.pgparks.com. Free.
“Home Tweet Home: Art for the Birds” Twenty whimsical birdhouses in a variety of shapes and sizes decorate the sculpture garden in this multi-artist exhibit. Through Aug. 31. Annmarie Garden, 13480 Dowell Rd., Solomons. 410-326-4640. www.annmariegarden.org. Park admission $3, age 55 and older and ages 5-11 $2, 4 and younger free.
Uncle Pete The children’s entertainer performs original songs and standards. 10 a.m. Bladensburg Library, 4820 Annapolis Rd., Bladensburg. 301-927-4916. www.pgcmls.info. Free.
“The Three (Not So) Little Pigs” The Blue Sky Puppet Theater presents its touring children’s theater show, which spins the classic story to express a parent’s frustration at sibling problems. 2 p.m. Upper Marlboro Library, 14730 Main St., Upper Marlboro. 301-627-9330. www.blueskypuppets.com. www.pgcmls.info . Free.
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3This family-friendly celebration of Juneteenth, the African American Emancipation Day, includes music, dance, speakers, exhibits and genealogical workshops. Sponsored by the Afro-American Historical and Genealogical Society. Saturday 8:30 a.m.-4 p.m. Watkins Regional Park, 301 Watkins Park Dr., Upper Marlboro. 301-699-2456. www.pgparks.com. Free.