The reading was presented as part of New Victory LabWorks.
Production photos from Scott Organ's dark romantic comedy have been released.
The festival of one-act plays can be seen at 59E59 Theaters.
The new play explores growing up gay and black in America.
The new play by Stephen Adly Guirgis is directed by Austin Pendleton.
Rubinstein is currently appearing in the award-winning revival of the classic musical.
The casts of A Gentleman's Guide to Love & Murder and iLuminate were also on hand for the weekly outdoor concert.
Get a first look at Primary Stages' New York premiere production.
David Schwimmer directs Laura Eason's new play at Second Stage Theatre.
Chris Pine, Anna Kendrick, Billy Magnussen, and more fill the starry cast.