Guest star Mandy Patinkin sings "No One is Alone" from the musical "Into the Woods" by Stephen Sondheim. Mandy is an acclaimed Broadway performer, noted for his interpretations of Sondheim songs, and has also starred in Sunday in the Park with George (1986) (by Sondheim) on stage and film.
This is the episode where they film Monica, standing on top of a peak overlooking the Grand Canyon. This view is featured in the beginning of every episode in season eight and nine. It includes the flock of doves that fly away from her in addition to a lilac bush that has bloomed beside her.