On Monday night, the Gershwin Theatre hosted Defying Inequality: The Broadway Concert, a benefit that raised $400,000 for five national equal rights organizations, and which featured the theatrical premiere of Marc Shaiman's Prop 8-The Musical. The event was hosted by fashion expert Carson Kressley and comedian Judy Gold.
Grammy Award winner Cyndi Lauper, who starred in the Broadway revival of The Threepenny Opera, made a special appearance at the event.
A visibly pregnant Kelli O'Hara -- who leaves South Pacific on March 8 and makes her Cafe Carlyle debut on March 31 -- was just one of the many stars on hand to lend support to the cause.
Here's multiple Tony Award winner Harvey Fierstein.
Shoshana Bean -- who appeared with Fierstein in Hairspray -- is no stranger to the Gershwin Theatre, having starred there in Wicked.
Another Wicked veteran, Stephanie J. Block will return to Broadway in April in the Dolly Parton musical 9 to 5.
Gavin Creel will play Claude in the upcoming Broadway revival of Hair.
Tony winner Adriane Lenox and stage and television star Tamara Tunie were welcome additions to the event.
The wonderful Christopher Sieber is earning laughs nightly as Lord Farquaad in Shrek the Musical.
Here's Jim Caruso, the popular host of Broadway at Birdland, who recently made his Broadway debut in Liza's at the Palace.
The beautiful Lynda Carter will bring her nightclub show, An Evening With Lynda Carter, to Lincoln Center's Allen Room on March 13 and 14.
Former Spring Awakening co-stars Jonathan Groff and John Gallagher, Jr. caught up at the show.
Sally Struthers, best known for her work on TV's All in the Family, was on hand for the event.
Tony winner Phyllis Newman posed with the delightful Kerry Butler, who performed a song from the upcoming musical Catch Me If You Can.
Finally, here's Ugly Betty star Michael Urie and Wicked's award-winning composer and lyricist, Broadway legend Stephen Schwartz.