The annual pet adopt-a-thon also welcomed Audra McDonald, Jessie Mueller, and a host of other Broadway favorites.
Check out what the stars of the annual Broadway Cares/Equity Fights AIDS posted on Instagram from inside their dressing rooms.
Cast members from Rocky, Casa Valentina, and other shows will appear in the Broadway Cares/Equity Fights AIDS benefit.
The latest Miss Trunchbull's arrival was delayed for a month because of an injury.
The two Broadway veterans will take the stage at Sardi's on April 23.
Sieber is now expected to begin performances as Miss Trunchbull in April.
The Broadway musical plays the Shubert Theatre.
Two performances will take place on January 26 at XL Nightclub.
The two-time Tony nominee will offer a pair of performances at the Broadway supper club next month.