Plymouth: "Picasso at the Lapin Agile," a comedy by Steve Martin that features portrayals of Albert Einstein, Pablo Picasso, and a revered rock and roll superstar, will be presented by the Hat Trick Theatre of Plymouth. Performances tonight and Sunday at 7 p.m. and Friday and Saturday at 8 p.m. at Kendall Hall in the First Parish Church, Town Square. Thursday, $12; Friday, Saturday and Sunday, $15. 508-747-6856.
Milton: Pick a project and the tools will be provided. Join the Park Serve Day volunteers on Saturday from 10 a.m. to 2 p.m. The Friends of the Blue Hills need help sprucing up the trails in the Blue Hills Reservation, cleaning up at Houghton's Pond recreation area for some spring cleaning, or planting trees on Hemenway Hill. Free. To register, call 617-698-1802, ext. 213.
Norwell: Take a wildflower walk with Winnie Lou Rounds and Val Shute at "Wildflower Plant Sale and Horticultural Day," Saturday from 9 a.m. to noon. The sixth annual event at the South Shore Natural Science Center on Jacobs Lane features native and indigenous plants from New England nurseries for sale and outdoor activities. Find out about the Science Center's butterfly garden and ideas on how to create a butterfly and hummingbird garden with children. Help tabulate the State's Biodiversity List on a guided trail walk with naturalist Barbara Devine at 11 a.m. Free. 781-659-2559, ssnsc.org.
Items and photos may be sent to Pamela Teehan Miele, Calendar, Globe South, 1165 Washington St., Hanover 02339, or to southcalendar@globe.com, miele@globe.com. Include date, time, location, price, and phone.![]()


