American Red Cross Blood Drive, 2 to 7 p.m. at the Knights of Columbus, 462 Broadway, Methuen. 1-800-RED CROSS (733-2767), redcrossblood.org.
Thursday, April 25
Visit by local author, 6:30 p.m. at the Pelham Public Library, 24 Village Green. Titus Plomaritis will discuss and sign copies of his new book, “Titus.” Copies of the book will be available for purchase. Free and open to the public. 603-635-7581, pelhampubliclibrary.org.
American Red Cross Blood Drive, 2 to 7 p.m. at the Haverhill Elks Lodge, 24 Summer St. 1-800-RED CROSS (733-2767), redcrossblood.org.
Friday, April 26
“Simply Sinatra,” 7:30 p.m. at the Rogers Center for the Arts, Merrimack College, 315 Turnpike St., North Andover. Starring Steve Lippia. All tickets are $35 at the door, $30 in advance, $25 in advance for seniors and students. 978-837-5355, merrimack.edu.
American Red Cross Blood Drive, 10 a.m. to 3 p.m. at Cedardale Health and Fitness, 931 Boston Road, Haverhill. 1-800-RED CROSS (733-2767), redcrossblood.org.
Saturday, April 27
Annual Spring Yard Sale, 9 a.m. to 3 p.m. at St. Paul’s Episcopal Church, 390 Main St., North Andover. The $2-Bag Sale will be from 1 to 3 p.m. Bakery and light lunches will be available. 978-683-0671.
Sunday, April 28
Andover Choral Society Concert, 3 p.m. at the Rogers Center for the Arts at Merrimack College, 315 Turnpike St., North Andover. “An Opera Gala” with arias, choruses, and ensembles from favorite operas will be performed. Tickets $20. Sponsored in part by a grant from the Massachusetts Cultural Council. Handicapped accessible. 978-682-4050, andoverchoral.org.
Merrimack Chapter of Hadassah’s Champagne fundraiser, 11 a.m. to 2 p.m. at the Wyndham Andover Hotel, 63 River Bend Road. Egypt Expert and Next Generation Fellow at the Washington Institute for Near East Policy, Eric Trager, will speak on the topic of “The Muslim Brotherhood and Egypt’s Islamic Future.” Donations from the event will support the ongoing work of the Hadassah Medical Organization in Israel. RSVP by April 14. Email HadassahMV@gmail.com.