At the 7 PM concert, produced by Shoshana Feinstein with musical direction by Drew Wutke, the duo will "show the world another side of them" with "popular hits and brand new songs" and will also share "funny and intimate stories."
Audiences can expect to hear pop, musical theatre, R&B, country and more.
Zaken, who originated the role of Thea in Spring Awakening, was also seen in Off-Broadway's Freckleface Strawberry and appears in the upcoming short film "Sing Along."
Violett, who performed as Otto in the final cast of Spring Awakening, is a member of The Broadway Boys and was recently seen in the York reading of Drew Gasparini's Crazy, Just Like Me.
The Laurie Beechman Theater is located at 407 W. 42nd Street beneath the West Bank Cafe. There is a $15 cover plus a $15 food-drink minimum. For reservations, call (212) 695-6909.