Chenoweth, who won the Tony Award in 1999 for her performance in You're a Good Man, Charlie Brown, was Tony-nominated for her performances in On the Twentieth Century and Wicked, and has also been seen on Broadway in The Apple Tree, Steel Pier, Epic Proportions and Promises, Promises.

"I Will Always Love You"

"Maybe This Time"

"Babette" and "Life Is Like a Train":

"Glitter and Be Gay":

"Veronique" from On the Twentieth Century

"Over the Rainbow"

"The Girl in 14G":

"Defying Gravity" at the Tony Awards

"Taylor the Latte Boy":

"For Good," alongside Anna Kendrick:

"What Would Dolly Do?":

Chenoweth performs "My New Philosophy" at the Tony Awards:

Chenoweth's music video for "I Want Somebody (Bitch About)":

Chenoweth sings the National Anthem:

Menzel and Chenoweth rehearse "For Good":

Chenoweth performs "Popular" on the "Today Show":

 Chenoweth sings "Bring Him Home":

"My Funny Valentine":

"Popular" from Wicked:

"A House is Not a Home" from Promises, Promises:

Chenoweth pays tribute to Oprah with "For Good" from Wicked.

 "Fathers and Daughters."