Produced by Broadway Pops International, the 7:30 PM concert is titled I Heart The 80s.
Attendees can expect to hear music from "Dirty Dancing" as well as tunes by Lionel Richie, Neil Diamond, Duran Duran and more.
Cavenaugh was last seen on Broadway as Tony in West Side Story. His other Broadway credits include Grey Gardens, A Catered Affair and Urban Cowboy. He has also been seen in the national tour of Thoroughly Modern Millie and Off-Broadway's Death Takes a Holiday.
Gambatese has been seen in Broadway's Tarzan, All Shook Up and A Year With Frog and Toad.