Also a singer-songwriter, Elder will be joined by Hair cast members Allison Guinn and Kaitlin Kiyan for the 9:30 PM concert that will also include composer Bobby Cronin, Brett Dameron (Daybreak), William Demaniow and The Honeybuns (Haven Burton and Meabh O'Neill).
Elder's ukulele-driven music combines influences of folk, jazz and pop. She also appeared in the West End production of Hair and can be seen on HBO's "Boardwalk Empire."
For tickets, priced $15, visit JoesPub. Joe's Pub is located within the Public Theater at 425 Lafayette Street.
Here's a look at Elder in concert.