Folk duo Aztec Two-Step — Rex Fowler, left, and Neal Shulman — performs Saturday at BlackRock. ( Aztec Two-Step)
THU 26

Mipso This Chapel Hill, N.C., string band puts an old-timey spin on popular songs. 7:30 p.m. Amp by Strathmore, 11810 Grand Park Ave., North Bethesda. 301-581-5100. www.ampbystrathmore.com. $20-$27.

Baltimore Symphony Orchestra The 1952 musical “Singin’ in the Rain” is screened with live musical accompaniment by the orchestra. 8 p.m. Music Center at Strathmore, 5301 Tuckerman Lane, North Bethesda. 877-276-1444. www.bsomusic.org. $40-$100.

FRI 27

Frank Solivan & Dirty Kitchen The local bluegrass band’s latest release, “Cold Spell,” was nominated for a Grammy. With Bumper Jacksons. 8 p.m. Bethesda Blues and Jazz Supper Club, 7719 Wisconsin Ave., Bethesda. 240-330-4500. www.bethesdabluesjazz.com. $25.

“Tommy” Ken Russell’s screen version of the Who’s rock opera, starring Roger Daltrey as a deaf, dumb and blind pinball prodigy, celebrates its 40th anniversary. Friday at 9:15 p.m., Saturday at 10 p.m. AFI Silver Theatre, 8633 Colesville Rd., Silver Spring. 301-495-6700. www.afi.com/silver. $12, seniors $10, children $7.

Jeffery Cooper A solo exhibition of Cooper’s latest wood sculptures opens Friday. Through April 26. VisArts at Rockville, Concourse Gallery, 155 Gibbs St., Rockville. 301-315-8200. www.visartsatrockville.org. Free.

SAT 28

“Willy Wonka Jr.” Kensington Arts Theatre presents Roald Dahl’s story about a magical candy factory. Saturday-Sunday at 11 a.m. and 2 p.m. Arts Barn, 311 Kent Square Rd., Gaithersburg. www.gaithersburgmd.gov. $20, age 14 and younger $12.

Montgomery County GreenFest This one-day event, held in conjunction with the Environmental Film Festival, features panel discussions, screenings of shorts, entertainment, an electric car show, children’s activities and exhibitors. 11 a.m.-4 p.m. Montgomery College Cultural Arts Center, 7995 Georgia Ave., Silver Spring. 202-342-2564. www.montgomerycountygreenfest.org. Free.

Environmental Film Festival in the Nation’s Capital The multi-venue festival continues through Sunday. The two remaining feature-length screenings in Montgomery County are Saturday: “The New Wilderness” at 3:10 p.m. about a thriving wetland in the Netherlands and “My Name Is Salt,” a Swiss documentary about the salt-harvesting industry in India at 5:15 p.m. AFI Silver Theatre, 8633 Colesville Rd., Silver Spring. 202-342-2564. www.dceff.org. $12, seniors $10, children $7.

New Hampshire Avenue Neighborhood Play Day TakomaPlays! sponsors this outdoor event with play equipment, giant chess, giant connect four, dress-up clothes, basketball, corn hole, hula hoops, jump ropes, four square and more from 1 to3 p.m., followed by a potluck from 3:30-5:30 p.m. Merwood Drive, just west of New Hampshire Ave., Takoma Park. 301-928-9962. www.takomaplays.org. Free.

Sip, Snack and Print A lesson in letterpress is paired with a sampling of four wines and artisinal appetizers. 5-7 p.m. Pyramid Atlantic Art Center, 8230 Georgia Ave., Silver Spring. 301-608-9101. bit.ly/1xmj9QW . $40.

Aztec Two-Step The folk duo of Rex Fowler and Neal Shulman, founded in the ’70s, performs original songs and those of Simon & Garfunkel and the Everly Brothers. 8 p.m. BlackRock Center for the Arts, 12901 Town Commons Dr., Germantown. 240-912-1058. www.blackrockcenter.org. $32, seniors $30, youth $15.

Herb Alpert and Lani Hall Trumpeter and A&M Records co-founder Alpert performs in concert with his wife, Grammy-winning singer Hall. 8 p.m. Montgomery College, Robert E. Parilla Performing Arts Center, 51 Mannakee St., Rockville. 240-567-5301. www.montgomerycollege.edu/pac. $50, seniors $45, students $25.

SUN 29

“Grounded” The solo show about a pilot who must fly drones when she becomes pregnant concludes. Friday at 7:45 p.m., Saturday at 1:45 and 7:45 p.m., closes Sunday at 1:45 p.m. Olney Theatre Center, 2001 Olney-Sandy Spring Rd., Olney. 301-924-3400. www.olneytheatre.org. $55-$65, seniors and children $50-$60, military $35-$45.

Beethoven’s 32 Piano Sonata Series Catholic University of America students and faculty members perform four of Beethoven’s piano sonatas as part of a year-long celebration of the 50th anniversary of the CUA’s Benjamin T. Rome School of Music. Sunday at 3 p.m. Jordan Kitt Music Rockville, 12303 Twinbrook Pkwy., Rockville. 301-770-9081. www.jordankitts.com. Free.

Pennywise The California punk band is on tour with A Wilhelm Scream and Teenage BottleRocket in support of its latest studio album, “Yesterdays.” With Walk the Plank. 7:30 p.m. The Fillmore, 8656 Colesville Rd., Silver Spring. 301-960-9999. www.fillmoresilverspring.com. $20.

Exhibits closing at Glen Echo Park Two exhibits are closing Sunday: “Making Our Marks: New Work by Eight Printmakers” in the Stone Tower Gallery and “Our Nation’s River: A Photographic Journey Down the Potomac,” by Jonathan Weiner in the Park View Gallery. Glen Echo Park, 7300 MacArthur Blvd., Glen Echo. 301-634-2222. www.glenechopark.org. Free.

MON 30

“The Very Hungry Caterpillar” Mermaid Theatre of Nova Scotia uses black-light puppetry and original music to stage three stories by children’s author Eric Carle. 10:30 a.m. BlackRock Center for the Arts, 12901 Town Commons Dr., Germantown. 301-528-2260. www.blackrockcenter.org . $10.

TUE 31

Exhibits at Strathmore The group shows “Flood Redux,” in various media, and the footwear-themed “If the Shoe Fits” continue through May 31. Mansion at Strathmore, 10701 Rockville Pike, North Bethesda. 301-581-5100. www.strathmore.org. Free.

WED 01

“A Quiet Suspension of Time” An exhibition of plein-air landscape paintings by Loriann Signori opens Wednesday. Through April 25. Gallery B, 7700 Wisconsin Ave., Suite E, Bethesda. 301-215-7990. www.bethesda.org. Free.

“Sea Paintings” An exhibition of local artist Stephen Estrada’s large-scale oil paintings opens Wednesday. Through April 25. BlackRock Center for the Arts, 12901 Town Commons Dr., Germantown. 301-528-2260. www.blackrockcenter.org. Free.

— Compiled by Carrie Donovan from staff reports

Aztec Two-Step

3The folk duo of Rex Fowler, left, and Neal Shulman, founded in the ’70s, performs original songs and those of Simon & Garfunkel and the Everly Brothers. Saturday at 8 p.m. BlackRock Center for the Arts, 12901 Town Commons Dr., Germantown. 240-912-1058. www.blackrockcenter.org. $32, seniors $30, youth $15.