Pinch uses a cowbell to get the crowd going at a Blue Crabs game. (Ann Cameron Siegal)
THU 26

“Postcard From Morocco” The Maryland Opera Studio performs a Dominick Argento opera about a group of stranded travelers who tell stories to pass the time. 7:30 p.m. Clarice Smith Performing Arts Center, Kay Theatre, University of Maryland, Route 193 and Stadium Drive, College Park. 301-405-2787. $35, seniors $30, students and youth $9.

Southern Maryland Blue Crabs The baseball team starts its season with a homestand against the Lancaster Barnstormers Thursday-Friday at 7:05 p.m., Saturday at 6:30 p.m., Sunday at 2:05 p.m. Fireworks will follow Thursday-Saturday games. Sunday will be a family day, with pregame playtime (1:15 p.m.) and discounts for field box children’s tickets. The team plays the Sugar Land Skeeters Tuesday-Wednesday at 7:05 p.m. Discounted tickets for seniors will be offered for Tuesday’s game. Regency Furniture Stadium, Piney Church Road and St. Linus Drive, Waldorf. 301-638-9788. $6-$13; seniors, military and youth $5-$12.

FRI 27

“Brides of March” A stuffy, married former British soldier “inherits” a harem from a sheik he once saved in John Chapman’s comedy. Friday-Saturday at 8 p.m., Sunday at 2 p.m. Through May 6. Laurel Mill Playhouse, 508 Main St., Laurel. 301-617-9906. 301-452-2557. $15, seniors and students $12.

“The Graduate” A recent college graduate has an affair with a married woman but falls in love with her daughter, directed by Jeffery Lesniak. Contains nudity. No minors admitted without an adult. Opens Friday at 8 p.m., continues Saturday at 8 p.m. Through May 19. Greenbelt Arts Center, 123 Centerway, Greenbelt. 301-441-8770. $17, seniors and students $14.

Al Petteway and Amy White The award-winning duo plays original folk, Celtic and Appalachian-style music on a variety of stringed instruments, percussion and vocals. 8 p.m. Montpelier Arts Center, 9652 Muirkirk Rd., Laurel. 301-377-7800. $20.

Dallas Black Dance Theatre The contemporary 12-member dance troupe returns to the Publick Playhouse with a mixed repertory show of modern, jazz, ethnic and spiritual works. Friday-Saturday at 8 p.m., Sunday at 4 p.m. Publick Playhouse, 5445 Landover Rd., Cheverly. 301-277-1710. $20, seniors and students $15.

Tamara Wellons The local singer-songwriter’s album, “Songs for Janie,” is inspired by the Zora Neale Hurston book “Their Eyes Were Watching God.” Friday-Saturday at 8 p.m. Joe’s Movement Emporium, 3309 Bunker Hill Rd., Mount Rainier. 301-699-1819. $20.

SAT 28

Maryland Day Highlights of the University of Maryland’s family-friendly festival include an appearance by Elmo puppeteer Kevin Clash at Clarice Smith Performing Arts Center (free, ticket required), comedy and dance performances on McKeldin Mall, and a men’s lacrosse game at 1 p.m. There will also be a dog dance workshop (complete with adoptable dance partners), a horse show and fire lab demos featuring a four-meter tornado of fire. 10 a.m.-4 p.m. University of Maryland, Baltimore Avenue and Rossborough Lane, College Park. 877-868-3777. Free.

Celebrate La Plata Ten years after a tornado ripped through La Plata, the town celebrates its comeback with multiple events. The official town-sponsored party will be noon-5 p.m. at Town Hall with bed races, recycled art, children’s activities and baseball players; the Navy Cruisers play outdoors at 7 p.m. Related activities include tours of the “Little House That Stood,” a 5K run and an attempt to break the world record for number of people doing the Twist. La Plata Town Hall, 305 Queen Anne St., La Plata. 301-934-8421. Free.

Montpelier Festival of Herbs, Tea and the Arts The 16th annual event features vendors selling handmade goods, live music, tours of the mansion, access to the gardens and art galleries, children’s activities, animals and, of course, tea. 10 a.m.-4 p.m. Montpelier Arts Center, 9652 Muirkirk Rd., Laurel. 301-377-7817. 301-377-7800. Free.

Shearing and Fiber Day Highlights include wool spinning demos, fiber displays and hayrides. 10 a.m.-1 p.m. Old Maryland Farm, 301 Watkins Park Dr., Upper Marlboro. 301-218-6770. Free; hayrides $1-$2.

Southern Maryland Celtic Festival The 34th annual event celebrates Breton, Cornish, Irish, Manx, Scottish and Welsh heritage with performances on three stages, craft and dance demonstrations and a Celtic marketplace. Competitions for athletes, musicians and dancers will be held all day, followed by an evening ceili (folk dance) in the dance pavilion. 10 a.m.-6 p.m. Jefferson Patterson Park and Museum, 10515 Mackall Rd., St. Leonard. 443-975-0972. $15 in advance, $20 day of event; seniors and military $15, age 13 and younger free with adult.

Sonny Nardone The hypnotist puts on a comedy show at a dinner. 6:30 p.m. College of Southern Maryland, Business and Industry Building, 8730 Mitchell Rd., La Plata. 301-870-3008, Ext. 7047. 301-934-7785. $10, students $5.

“Fly Zone” Mixed-media constructions by Shahla Arbabi depict the horrors of war. Closes Saturday. The Art Gallery, Art/Sociology Building, University of Maryland, College Park. 301-405-2763. Free.

SUN 29

Spring Fling Classic Car Show Proceeds from this show, with bands, games and prizes, benefit Hospice of St. Mary’s. 8 a.m.-4 p.m. Leonardtown Town Square, Washington and Fenwick streets, Leonardtown. 301-994-9666. Spectators $2; vehicle registration $15 in advance or $20 day of show.

The Complete Solo Piano Music of Debussy Pianist Larissa Dedova performs her last of four programs in celebration of her album “Debussy: The Complete Solo Piano Music.” 7 p.m. Clarice Smith Performing Arts Center, Gildenhorn Recital Hall, University of Maryland, Route 193 and Stadium Drive, College Park. 301-405-2787. Free.

MON 30

CSM Dance Recital Ballet and jazz students from the College of Southern Maryland perform. 8 p.m. College of Southern Maryland, Fine Arts Center, 8730 Mitchell Rd., La Plata. 301-934-7785. $5 in advance, $7 day of show.

TUE 01

Anacostia River boat tours Naturalists lead environmental and historical tours on a 40-seat pontoon boat. Passengers 16 and younger must be accompanied by an adult. Thursday-Friday, Tuesday-Wednesday at noon. Through Oct. 26. Bladensburg Waterfront Park, 4601 Annapolis Rd., Bladensburg. 301-779-0371. Free; reservations required.

WED 02

Lynn Hollyfield The Accokeek folk singer’s 2010 solo album, “Layers,” was nominated for Washington Area Music Awards in best contemporary folk recording, best debut album and songwriter of the year categories. 7 p.m. New Deal Cafe, 113 Centerway, Greenbelt. 301-474-5642. Free.

— Compiled by Carrie Donovan from staff reports