The leading ladies are also scheduled to appear on "The Katie Couric Show" Oct. 31 to perform "For Good" in celebration of both Wicked's tenth anniversary and Halloween.
The hit musical celebrates the Broadway milestone at the 7 PM performance Oct. 30. For more on the anniversary, click here.
To read the Playbill.com feature with Mendez, Derek Klena (Wicked's current Fiyero) and Katie Rose Clare (the show's recent Glinda), click here.
Watch "What Is This Feeling?" below:
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Watch Mendez's performance of "The Wizard and I" below:
Visit NBCNews.com for breaking news, world news, and news about the economy