AceShowbiz - Some A-listers lent their star power as they helped bring the current season of "The Voice" to an end. Justin Bieber and The Weeknd were among those making appearances during the singing competition's finale which aired on NBC Tuesday night, December 15.
The Biebs performed his hit "Sorry" for the crowd as well as millions of viewers at home just before the hit show's new winner was announced. He started his set playing an acoustic rendition of the "Purpose" single on a piano before a bunch of dancers clad in black outfits joined him on the stage for the song's original version.
The Weeknd, meanwhile, delivered a medley of his biggest hits including "The Hills", "Earned It" and "Can't Feel My Face". The three songs are all featured on his latest full-length project "Beauty Behind the Madness".
Missy Elliott, Coldplay and Sam Hunt were other superstars taking the stage during the broadcast. The raptress reunited with longtime collaborator and "The Voice" coach Pharrell Williams for an energetic performance of her comeback single "WTF (Where They From)".
Coldplay, who's in the middle of promoting their new album "A Head Full of Dreams", treated fans to the record's lead single "Adventure of a Lifetime". The British rockers also brought along some dancers in gorilla costumes during their set. As for Hunt, the country hunk did "Break Up in a Small Town" while numerous girls in the crowd excitedly screamed.