Chenoweth, who will be seen in the new film "You Again" — which arrives in theatres Sept. 24 — will be a guest on "Live with Regis and Kelly" (Sept. 22), "The Wendy Williams Show" (Sept. 23) and "Ellen" (Sept. 28); the latter will feature footage from Ellen DeGeneres' guest appearance in Broadway's Promises, Promises.

Chenoweth, who received a Tony nomination for her work as Glinda in Stephen Schwartz's Wicked, has been seen on the New York stage in The Fantasticks, Scapin, Steel Pier, A New Brain, Epic Proportions, Strike Up the Band, On a Clear Day You Can See Forever, The Apple Tree, Stairway to Paradise and Candide. The actress won her Tony Award for her performance as Sally Brown in the Broadway bow of You're a Good Man, Charlie Brown. Her screen credits include "Four Christmases," "Into Temptation," "Pushing Daisies," "Kristin," "The West Wing," "The Music Man," "The Pink Panther," "Stranger Than Fiction," "Deck the Halls" and "Running with Scissors." Her solo recordings include "Let Yourself Go," "As I Am" and the newly released "A Lovely Way to Spend Christmas." She also won an Emmy Award for her work in ABC's "Pushing Daisies."