Emerging songwriters like Joe Kinosian and Kellen Blair will celebrate their idols.
Blumenkrantz will replace the show's composer Joe Kinosian.
Creators Joe Kinosian and Kellen Blair will also be on hand.
Brett Ryback and Jeff Blumenkrantz discuss embracing their unlikely comedic chemistry and learning the art of improvisation.
Kinosian will play opposite the show's current Marcus, Brett Ryback.
The concert event, featuring the music of Murder for Two's creators Joe Kinosian and Kellen Blair, will benefit Broadway Cares/Equity Fights AIDS.
The new musical murder mystery stars Brett Ryback and Jeff Blumenkrantz.
The acclaimed musical has extended its run at New World Stages through March.