The 8 PM performance will benefit Family Equality Council, Empire State Pride Agenda, Equality California, Garden State Equality and The Vermont Freedom to Marry Task Force, five charitable organizations working to "promote equality and protect civil rights for the gay and lesbian community."

Hosted by the cast of Wicked, the evening will boast the Broadway debut of Marc Shaiman's Prop 8 - The Musical (Shaiman will also perform) as well as a special performance by Wicked composer-lyricist Stephen Schwartz.

Also currently scheduled to be part of the one-night-only event are Douglas Carter Beane, PJ Benjamin, Stephanie J. Block, Tamara Braun, Kerry Butler, Lynda Carter, Gavin Creel, Paige Davis, Harvey Fierstein, John Gallagher Jr., The Gay Men's Chorus, Judy Gold, Jonathan Groff, Crystal Hunt, Mark Indelicato, Capathia Jenkins, Carson Kressley, Nathan Lane, Laughing Pizza, Adriane Lenox, Cameron Mathison, Rue McClanahan, Phyllis Newman, Patrick Paige, Nicole Parker, David Hyde Pierce, Billy Porter, Seth Rudesky, Sherri Saum, Christopher Sieber, Mary Testa, Tamara Tunie, Michael Urie, The Broadway Boys, Don't Quit Your Night Job, cast members from Jersey Boys, The Lion King, The Little Mermaid, Mary Poppins, Wicked, "Saturday Night Live," "Sesame Street" and the national tour of The Color Purple as well as cast members from the closing cast of Gypsy and the original cast of Spring Awakening.

Schele Williams and Anthony Galde will direct Defying Inequality with musical direction by James Sampliner.

For tickets and more information, call (212) 307-4100 or visit www.defyinginequality.com.