5 Things You Need to Know Today: Subway Changes, Free Jazz and Soul and More

1. You need to know if you have to move the car ... and what's happening with the 2 and 4 trains?  Alternate side is in effect today, but it's suspended Monday for President's Day, according to the NY DOT website, so try to snag a Monday spot. Work on the 2 and 4 trains has now moved to the other direction. So all weekend long, Manhattan-bound 2 and 4 trains will skip Eastern Parkway, Grand Army Plaza and Bergen Street, according to the MTA website.

2. You need to use your brain. Head to the  for the lecture, "." Dennis Sun Rhodes, a northern Arapaho architect, discusses the tipi and how it has inspired his building projects for Plains tribes. 2 p.m.  

3. You need to unwind. Head to for from 8:30 to 11 p.m.

4. You need music. How about  at ? Maritri Garrett, a classically trained pianist, appears with her power collective, The Soulfolk Experience, Friday, 9 p.m. Free.

5. You need to get the kids out of the house. It's going to be beautiful today, so head to the for a visit to , , and dozens of other wonderful critters.