Hold On (Karaoke Tribute Version Originally Performed By Justin Bieber) 作词 : Walter De Backer/Luiz Bonfa/Louis Bell/Justin Drew Bieber/Jonathan Bellion/Andrew Wotman/Alexandra Leah Tamposi 作曲 : Walter De Backer/Luiz Bonfa/Louis Bell/Justin Drew Bieber/Jonathan Bellion/Andrew Wotman/Alexandra Leah Tamposi