Ora's spot on the show comes during Scherzinger's stint in Sunset Boulevard on London's West End.
Billboard has an exclusive first look at Sunday's episode, which will also include the unmasking of "ANONYMOUSE."
The singer was crowned the winner of season 9 on Wednesday night (May 17).
The series threw a real deep "Bamba" with the axing of these two stars.
Big Bird, Elmo and friends delivered a bright, upbeat performance with the panel.
The hip-hop icon was fine with being one-and-done after Wednesday night's performance.