Friday, May 21

String Jam-Fest, 7–9:30 pm, Newtown High School Lecture Hall, 12 Berkshire Road, free (nonperishable donations for Newtown Food Pantry requested), “an informal night of string-jammin’ fun where [NHS] orchestra students and staff play music onstage from Bach to Zelda,” hosted by Girl Scout Gold Award Project candidate and NHS senior Alyssa Rodriguez.

Move Over Mrs Markham, curtain 8 pm, The Little Theatre, Orchard Hill Road, $20, $10 ages 10 and under, season opener for The Town Players of Newtown continues weekends until May 23; 203-270-9144.

Saturday, May 22

36th Annual 5K Rocking Rooster Run/Walk, 8:30 am (entries close at 8), starts from and returns to Newtown Municipal Center, 3 Primrose Street, $20, $15 ages 15 and under, proceeds from registration fees of 3.1-mile road race to benefit Newtown Scholarship Association; 203-270-4340.

Household Hazardous Waste Collection Day, 9 am–2 pm, Public Works Garage, 4 Turkey Hill Road, many items not usually accepted at town transfer station can be dropped off, visit HRRA.org for complete list; 203-775-6256, extension 304.

Strut Your Mutt, 10:30 am, Fairfield Hills, $20/dog, $5 each additional dog, one mile dog walk to benefit future dog park in Newtown, contests after walk, sponsored by Newtown Parks & Rec; 203-270-4340.

CT Bike Project Used Bicycle Collection, 11 am–2 pm, St Rose of Lima parking lot, 46 Church Hill Road, 501(c)(3) group seeking used bicycles of all shapes and condition (will be refurbished) for working poor who need transportation and children who do not already have bikes, helmets also accepted, no exercise bikes; 203-270-8654.

U2charist: One Hope, 6 pm, Reed Intermediate School, 3 Trades Lane, program by John Dau, one of 27,000 driven from his Sudanese home in 1987, to be followed at 7 by U2charist service (Episcopalian service that features music of rock band U2), all welcome, freewill offering to benefit The John Dau Foundation/The Duk Lost Boys Clinic; 203-426-9070.

Flagpole Radio Café with special guest Peter Yarrow, 7 pm, Edmond Town Hall theater, 45 Main Street, $15, season finale to feature performances by folk icon, also music by regional musicians, comedy and theater, hosted by Chris Teskey; 203-364-0898.

Move Over Mrs Markham, curtain 8 pm, The Little Theatre, see May 21 details; 203-270-9144.

“Around the World in 80 Minutes: The CT Master Chorale Spring Concert,” 8 pm, St Rose of Lima Church, 46 Church Hill Road, $20 advance, $25 door, performance by 55-member auditioned chorale will offer music from around the world, with CT Master Chorale Orchestra, pianist Joseph Jacovino; 203-743-0473.

Sunday, May 23

Final performance Move Over Mrs Markham, curtain 2 pm, The Little Theatre, see May 21 details; 203-270-9144.

Cullens Youth Association Annual Open House, 1-4 pm, 72 Taunton Lake Road, demos by Scouts to include outdoor cooking, camping, map and compass reading, visitors can also fish and take canoe ride.

Monday, May 24

Newtown Youth & Family Services (NYFS) board of directors, 6:30 pm, NYFS offices, 17 Church Hill Road.

PTSA meeting, 7 pm, Newtown High School Room B141, 12 Berkshire Road, final meeting of school year to include vote on budget and 2010-11 slate of officers.

Board of Fire Commissioners, 8 pm, Newtown Hook & Ladder Firehouse, 45 Main Street.

Tuesday, May 25

“Everything You Ever Wanted to Know About Iris and More,” 1 pm, C.H. Booth Library, 25 Main Street, free photo-filled program by iris expert Michael Zuraw, hosted by The Garden Club of Newtown; 203-270-1108.

Conservation Commission, 6 pm, Municipal Center, 3 Primrose Street.

Public Building and Site Commission, 7 pm, Reed Intermediate School, 3 Trades Lane.

Design Advisory Board, 7 pm, Municipal Center, 3 Primrose Street.

Wednesday, May 26

Watercolor Figure Painting program, 1:30 pm, Newtown Meeting House, 31 Main Street, free program by Don Andrews, AWS, hosted by the Society of Creative Arts of Newtown (SCAN); 203-426-6812.

Housatonic Area Regional Transit (HART), board of directors, 4 pm, 62 Federal Road, Danbury.

Inland Wetlands Commission, 7:30 pm, Municipal Center, 3 Primrose Street.

Thursday, May 27

Board of Finance, 7:30 pm, Municipal Center, 3 Primrose Street.

Saturday, May 29

Donut Stop, 9 am–noon, St John’s Episcopal Church, 5 Washington Avenue, fresh-cooked donuts, also coffee and juice, outdoor tables if nice weather; 203-426-3112.

10th Annual Great Pootatuck Duck Race, 10 am–3 pm (ducks drop at 2), 3-5 Glen Road, Sandy Hook Center, local vendors, artists and crafters, live music and performances, ducks $5 each, 20 prizes, presented by Newtown Lions Club; 203-426-1222.

Monday, May 31

MEMORIAL

 DAY