Five Things You Need to Know Today: Feb. 14

1)    Extend your weekend: Play Texas Hold’em at the Black Raspberry Pub

2)    Are you a superstar? Head to Sam Diego’s for karaoke at 9 p.m.

3)    Enoteca di vino, the library of wines, also offers music tonight.

4)    On this day in 1929, penicillin was discovered by Alexander Fleming, who was knighted for his discovery on a bit of mold that grows on bread.

5)    Plymouth County Development Council will hold the 29th annual Transportation Breakfast at the Radisson Hotel Plymouth Harbor. Senate President Therese Murray and Secretary Jeff Mullan of the state Department of Transportation will speak. The cost is $25. Registration begins at 7:45 a.m. and breakfast begins at 8:30 a.m. To register, contact Phyllis.Cahoon@SeePlymouth.com or call 508-747-0100.