The Sound of Music
The film and NBC's 2013 live telecast of the musical will be aired on different nights.
Broadway favorites Kelli O'Hara, Christian Borle, and Taylor Louderman can also be seen in the live performance tonight.
The veteran of Broadway's The Bridges of Madison County and La Cage aux Folles also shares her experiences appearing in NBC's Sound of Music Live!
Her kids, however, recorded it.
NBC is officially considering bringing one of several Broadway titles to the small screen next year.
Celebrating the success of Benanti and many other Broadway favorites in NBC's The Sound of Music Live, we remember when the Tony winner was just an understudy.
The newest Captain von Trapp shares his love of theater, Rodgers & Hammerstein, and the musicals he wants to appear in with costars Christian Borle and Laura Benanti.
The one-night-only event will be held in anticipation of the actor's 90th birthday.