まさかのあの人まで。HIPHOP豪華。感動です。
[Justin Bieber]
[Nicole Scherzinger]
[Jennifer Hudson]
[Jennifer Nettles]
[Josh Groban]
[Tony Bennet]
[Mary J Blige]
[Michael Jackson]
[Janet Jackson]
[Barbra Streisand]
[Miley Cyrus]
[Enrique Iglesias]
[Jamie Foxx]
[Wyclef Jean]
[Adam Levine]
[P!nk]
[BeBe Winans]
[Usher]
[Celine Dion]
[Fergie]
[Nick Jonas]
[Toni Braxton]
[Mary Mary]
[Isaac Slade]
[Lil Wayne]
[Akon]
[T-Pain]
[LL Cool J]
[Will-I-Am]
[Snoop Dogg]
[Iyaz]
[Busta Rhymes]
[Swizz Beatz]
[Kanye West]
[Will-I-Am]