Directed by Carl Andress, the evening will feature performances by Tony nominee Andrew Rannells (The Book of Mormon) and additional artists to be announced, who will belt out some of Broadway's most memorable songs. Seth Rudetsky will conduct his seminar on the art of Broadway belting.

Halston is a spokeswoman and activist for Pulmonary Fibrosis ever since her husband (broadcaster Ralph Howard) was diagnosed with the disease in 2008.

All funds will go toward The Michael Kuchwara Fund for Idiopathic Pulmonary Fibrosis Research, Education and Advocacy in honor of the late and beloved Associated Press theatre critic and reporter.

Doors will open at 5 PM with curtain time promptly at 7 PM.

Birdland is located at 315 West 44th Street. For tickets visit http://bit.ly/broadway2012 or [email protected] or call (312) 239-6636. [Limited tickets ($50, $60, $75, $100, $250, $500) are available on the website or by calling PFF directly. A portion of each ticket purchase is tax-deductible. Bar seating also available. There is a $10 food/drink minimum per person.]