The 3 PM concert will include Iconis (Things to Ruin), Castle (Company) and Lisitza, as well as Seth Bisen-Hersh, Jason Wynn, Greg Horton, David Tillistrandm Cristiane Young, Christopher Michael McLamb and the vocal group RPM.
Judith Jarosz and David Fuller are the artistic directors of Theater 2020, which is the first professional theatre company in Brooklyn Heights.
For tickets, priced $20-$50, phone (212) 352-3101. Spring Fever will take place at 157 Montague Street.