VIDEO: Broadway Alum Alison Porter Delivers Moving Performance of 'Somewhere' on THE VOICE

On last night's finale round of NBC'sTHE VOICE, powerhouse singer and Broadway alum Alisan Porter delivered an emotional performance of 'Somewhere,' from WEST SIDE STORY. Later, Porter sang a duet of "You've Got a Friend" (which can currently be heard in Broadway's BEAUTIFUL: THE CAROLE KING MUSICAL), alongside her coach Christina Aguilera. Watch both performances below!

"Somewhere" is from the 1957 Broadway musical and 1961 film WEST SIDE STORY. The music is composed by Leonard Bernstein with lyrics by Stephen Sondheim. In 1985, Barbra Streisand released a version of the song as a single off the Grammy Award-winning The Broadway Album. The song itself won the Grammy Award for Best Instrumental Arrangement Accompanying Vocal(s).

Alisan Porter is perhaps best known to movie fans as 'Curly Sue' the child star of the 1991John Hughes romantic comedy-drama starring Jim Belushi and Kelly Lynch. Since that time, Porter appeared as Bebe Bensonheimer in the 2006 Broadway revival of A CHORUS LINE.

Porter also starred as Miriam in the smash The Ten Commandments: The Musical at the Kodak Theater in Los Angeles alongside Val Kilmer and Adam Lambert and Broadway starLauren Kennedy. She also appeared as Urleen in the musical FOOTLOOSE. Her other film credits include "Parenthood " starring Steve Martin.

Photo credit: Tyler Golden/NBC