The 6 PM tribute, which is free and open to the public, will feature Anita Gillette, Robert Bartley, literary agent Elaine Devlin, Lawrence Hilton-Jacobs and Joseph Gramm, Palillo's life partner.
"Welcome Back, Kotter" stars John Travolta, Gabe Kaplan and Marcia Strassman as well as Donna Pescow have written statements to be read at the event. Other highlights will include a reading from Palillo's play, The Lost Boy, and a special video tribute.
Lawrence Leritz is directing/producing the upcoming celebration with co-producers Bob Dio and Elaine Devlin.
The Triad Theatre is located at 158 West 72nd Street.
Palillo died in Palm Beach Gardens, FL, Aug. 14 of a heart attack.