Triangle events to add to your daybook:
Get in step
8 p.m. Friday; Century Center, 100 N. Greensboro St., Carrboro; $10 ($8 members); tcdancers.org
Triangle Contra Dancers’ next dance features a nationally known caller, Brooke Friendly of Oregon, and some great area musicians from the band So Be It Union. (Dance lesson at 7:30).
Frogs and snakes
9 a.m.-5 p.m. Saturday; N.C. Museum of Natural Sciences, 11 W. Jones St., Raleigh; free; naturalsciences.org
Frogs are the stars of this year’s Reptile and Amphibian Day, the second largest annual event (after BugFest) put on by the museum. Fun – and educational – for all ages.
St. Pat’s Parade
10 a.m. Saturday; Downtown Raleigh; free; raleighstpats.org
Raleigh’s annual St. Patrick’s Day parade starts on Wilmington at Lane Street and goes south down Fayetteville to Martin and Salisbury. The Wearin’ ‘O the Green Festival starts at City Plaza when the parade ends, and has live music, dancing and fun for kids along Leprechaun Lane.
Up on the Roof
12:30 p.m. Saturday; Durham Hotel rooftop bar, 315 E. Chapel Hill St., Durham; $8-$10, 12 & under free; thedurham.com
Weather permitting, Flash Chorus huddles up under the March sky to sing a cappella songs by John Legend and Architecture in Helsinki.
7 p.m. Saturday; Memorial Auditorium, 2 E. South St., Raleigh; $51-$77; dukeenergycenterraleigh.com
The 9th annual Raleigh Blues Festival brings Sir Charles Jones, Pokey Bear, Theodis Easley, Nelson Curry & the Klass Band and others to downtown Raleigh.