The Dixie Power Trio will play at the Chesapeake Beach Railway Museum. (Courtesy of the Dixie Power Trio)

THU 13

Charles County Fair The Queen Nicotina pageant and livestock auction are features of the fair, along with carnival attractions, musical entertainment, games and pig races. Thursday at 4-11 p.m., Friday-Saturday at 8:30 a.m.-11 p.m., Sunday at 9:30 a.m.-7 p.m. Charles County Fairgrounds, 8440 Fairground Rd., La Plata. 301-932-1234. www.charlescountyfair.
. $5, age 10 and younger free, four-day passes $12.

Dixie Power Trio The New Orleans jazz band hits the stage accompanied by the New Line Brass band to perform original, funky parade music, including their rendition of “When the Saints Go Marching In.” 7 p.m. Chesapeake Beach Railway Museum, 4155 Mears Ave., Chesapeake Beach. 410-257-3892. Free.

Dance Box Theater Company members and guest dancers perform “We Are Here,” to a score by Stephen Clapp. Thursday-Saturday at 8 p.m., Sunday at 7 p.m. Joe’s Movement Emporium, 3309 Bunker Hill Rd., Mount Rainier. 301-699-1819. $20, students and seniors $15, age 12 and younger $10.

Valerie Simpson Formerly part of the musical duo Ashford & Simpson, the singer performs classic songs and music from her new album, “Dinosaurs Are Coming Back Again.” Doors open at 7, concert at 8 p.m. Blue Dolphin, 1166 Route 3, Gambrills. 410-721-9081. $50, reservations required.

FRI 14

“Murder by Merlot” The Friends of the St. Clement’s Island and Piney Point Museums host this murder mystery dinner that takes the audience to a fictional St. Mary’s County winery for a wine competition where a murder is discovered. Proceeds will help support programs, projects, exhibits and matching grants for the museums and historic sites. Hors d’oeuvres and cocktails at 6. Dinner and show at 7:30 p.m. Olde Breton Inn, 21890 Society Hill Rd., Leonardtown. 301-769-2222. $70.

Bowie classic soul concert An outdoor concert featuring Harold Melvin and the Bluenotes and the Winstons. Sponsored by the Prince George’s Arts and Humanities Council. 6:30-9 p.m. Allen Pond Park, 3330 Northview Dr., Bowie. 301-277-1402. Free.

Just Us The rock band closes the Outback Steakhouse Summer Jam Concert Series with an outdoor show. The event also includes a moon bounce, clown face-painting and other family-friendly activities. 6:30-8:30 p.m. Hyattsville Municipal Building, 4310 Gallatin St., Hyattsville. 301-985-5020. Free.

“Endangered Species: Watermen of the Chesapeake” An opening reception for photographer Glen McClure’s black-and-white exhibit that showcases watermen and women of the Chesapeake Bay. 7 p.m., portraits on display through Dec. 2012. Calvert Marine Museum, 14200 Solomons Island Rd., Solomons. 410-
326-2042. Free.

“And They Dance Real Slow in Jackson” The Hard Bargain Players present the stage play about a small-town girl who is crippled at birth with polio and tries to fight against the prejudices and callousness of her fellow townspeople. Fridays at 8 p.m. through Sept. 28. Alice Ferguson Foundation, Theater in the Woods, 2001 Bryan Point Rd., Accokeek. 240-766-8830. $10, seniors and students $8.

“The Tempest” The magician Prospero, rightful Duke of Milan, and his daughter, Miranda, have been stranded for 12 years on an island. Prospero casts a spell raising a tempest that causes a ship to run aground on their island. Will it free Prospero and Miranda or doom everyone? 8 p.m. Fridays and Saturdays, 2 p.m. Sundays through Sept. 23. Laurel Mill Playhouse, 508 Main St., Laurel. 301-617-9906. $15, students and seniors $12. Reservations requested.

Sharon Clark Quintet Soulful jazz vocalist Sharon Clark performs as part of the Montpelier Fall Jazz Series. 8 p.m. Montpelier Arts Center, 9652 Muirkirk Rd., Laurel. 301-377-7800. $25, students and seniors $23.

SAT 15

Honey Harvest Festival Discover the world of bees and other pollinators through arts and crafts, honey tastings, candlemaking, tram tours and more. Sponsored by the Maryland State Beekeepers Association. 9 a.m.-3 p.m. National Wildlife Visitor Center, 10901 Scarlet Tanager Loop, Laurel. 301-497-5887. Free, donations welcome.

“Out of the Attic” appraisal fair Ever wondered what that family heirloom is worth? Bring up to four items to be appraised by experts from Weschler & Son. All proceeds will benefit the Riversdale Historical Society. 10 a.m.-Noon. Riversdale House Museum, 4811 Riverdale Rd., Riverdale Park. 301-864-0420. $10 per item. Registration required.

Colonial history lecture Sumpter Priddy III, former curator for the Colonial Williamsburg Foundation, leads a discussion of the mansion’s antique furniture. 11 a.m.-1 p.m. Montpelier Mansion, 9650 Muirkirk Rd., Laurel. 301-377-7817. $15, students and museum professionals $10. Reservations required.

Port Towns Day A family-friendly event featuring music, games, prizes, food, crafts and more. Co-sponsored by the towns of Bladensburg, Colmar Manor, Edmonston and Cottage City. Noon.-9 p.m. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. 301-779-0371. Free.

Seat Pleasant Crab Feast The second annual fundraiser, sponsored by the Seat Pleasant Volunteer Fire Company, raises money for its annual operating budget. 1-4 p.m. Seat Pleasant Volunteer Fire Company, Pat Souders Community Hall, 6305 Addison Rd., Seat Pleasant 301-836-1957. www.seatpleasantfire.
. $35, age 12 and younger $25.

Greenbelt Blues Festival An outdoor concert featuring Fast Eddie & the Slow Pokes, the Capitol Blues Ensemble, the Paulverisers, Kevin Robinson and KERQ, the Mike Wescott Band and more. 2-11 p.m. New Deal Cafe, 113 Centerway, Greenbelt. 301-474-5642. Free.

Football: West Virginia vs. James Madison A featured college football matchup on the big field. 4:30 p.m. FedEx Field, 1600 FedEx Way, Landover. 301-276-6000. $40-$144.

The Cumberland Road Band A country western dinner dance featuring a feast of ribs, potato salad, cornbread and dessert. Dinner from 6-7:30 p.m., band performs 8 p.m.-midnight. College Park Moose Lodge, 3700 Metzerott Rd., College Park. 301-935-5525. Call for ticket prices.

The Creole Gumbo Jazz Band Cornet player Jim Ritter performs Dixieland jazz music. 7:30-10 p.m. Westlawn Inn, 9200 Chesapeake Ave., North Beach. 410-257-0001. Free, reservations recommended.

Kim Weston The soul singer performs her classic Motown hits and more. 8 p.m. Harmony Hall Regional Center, 10701 Livingston Rd., Fort Washington. 301-203-6070. $30, seniors and students $25.

SUN 16

Hispanic Festival A celebration of Hispanic culture with carnival games, crafts, ethnic food, exhibits, pony rides, music and more. Noon.-6 p.m. Lane Manor Splash Park, 7601 W. Park Dr., Hyattsville. 301-422-7284. Free.

MON 17

Constitution Day recital Prince George’s County teacher and orator T.S. Grant will recite the U.S. Constitution in celebration of the document’s 225th anniversary. 7 p.m. Bowie Center for the Performing Arts, 15200 Annapolis Rd., Bowie. 410-916-7123. $20.

TUE 18

“Xtreme Teens” music jam Kids ages 10-17 learn drum, tambourine, conga and mic skills. 3-6 p.m. Mount Rainier Nature and Recreation Center, 4701 31st Pl., Mount Rainier. 301-927-2163. Free.

WED 19

Illstyle and Peace Productions The Philadelphia-based dance company puts on a hip-hop dance show for all ages. 10:30 a.m. Harmony Hall Regional Center, 10701 Livingston Rd., Fort Washington. 301-203-6070.
. $5.

Afternoon Tea With Jim Logan Sample teas while listening to music from the clarinetist. 2 p.m. Harmony Hall Regional Center, 10701 Livingston Rd., Fort Washington. 301-203-6070. $15.

“Sight” Deviated Theatre performs a work commissioned by the Kennedy Center in 2011, the fourth evening-length work written, choreographed and directed by the Enoch and Kimmie Chan, and the first one to feature a child as a main character. Wednesday at 8 p.m., Thursday-Friday at 8 p.m., Saturday at 4 and 8 p.m., Sunday at 7 p.m., through Oct. 7. Joe’s Movement Emporium, 3309 Bunker Hill Rd., Mount Rainier. 301-699-1819. $22, age 12 and younger $17.

— Compiled by Jillian Sowah from staff reports