Tonight's broadcast celebrates the organization's 20th anniversary.
The show will be hosted by Jesse Tyler Ferguson.
The Tony nominee originated the role of Bert, the chimney sweep, in Disney's Mary Poppins on Broadway.
ABC will air a special to honor the 20th anniversary of Disney Theatrical Productions.
The pair will reprise their performances following the musical's premiere at American Repertory Theater.
Lindsey Bliven and David Elder star in this classic musical.
The Disney and Cameron Mackintosh musical will be available through Music Theatre International.
The New York premiere of Andrew Lippa's oratorio will play Lincoln Center on October 6.
Goodspeed Musicals is set to present the world premiere of the new Irving Berlin musical.