Stevie Nicks, Miranda Lambert, One Republic's Ryan Tedder, Pat Monahan perform on 'The Voice'

It was quite the star-studded evening at "The Voice's" finale results show -- peaking, undeniably, with Stevie Nicks taking the stage to perform her classic "Landslide" as a duet. Also in the house to perform were Miranda Lambert, Ryan Tedder of One Republic, and Train's lead singer, Pat Monahan.Monahan took the stage first to sing "Drops of Jupiter" with contestant Vicci Martinez.