Nearby things to do this week in Rockville Centre (4/19-4/25)

Titanic at South Side

South Side High School is putting on “Titanic: The Musical,” at 7:30 p.m. on April 19 and 20. Portraying many of the historical figures on the ship’s ill-fated 1912 maiden voyage, it is ultimately an uplifting story of the endurance of the human spirit. Tickets are $15 for adults and $10 for students, and may be purchased at the door.

Flea market

The Sandel Senior Center — at 50 S. Park Ave. is holding a flea market from 10 a.m. to 3 p.m. on April 20. Come find hidden treasures, including collectibles, household items, adult and children’s clothing, books, toys, boutique items

and more.

Pub crawl for charity

The Lt. Ron Winchester Walk of Honor is happening on April 21 from 2 to 4 p.m. at Dark Horse Tavern, from 4 to 6 p.m. at R.J. Daniels, 6 to 8 p.m. at Lilly’s and then 8 p.m. onwards at Kasey’s. A $20 donation gets you half-prized drinks and a free buffet at each bar!