The coming week looks like it will be an extremely busy one for actress
Menzel has had her biggest movie role to date in "Frozen," providing the voice of the headstrong Elsa. The song "Let It Go," written by "The Book of Mormon's"
"Let It Go" has been a runaway hit. On YouTube, the song has racked up more that 115 million views. Singers performing the other nominated songs on Sunday's telecast will include pop stars Karen O, who will perform "The Moon Song" from the
Menzel will play a woman in her 30s who has moved to New York, where she faces an array of life options. The cast includes Menzel's "Rent" costar
"If/Then" is scheduled to officially open March 30 at the Richard Rodgers Theatre in New York.