芭比之钻石城堡里的belive是谁唱的？

电影中由Liana和Alexa演唱
现实中由Melissa Lyons和Cassidy Ladden演唱

Melissa Lyons作为Liana
Cassidy Ladden作为Alexa

Barbie/Liana由Kelly Sheridan配音，但电影中Liana的歌都是由Melissa Lyons演唱
Cassidy Ladden是Teresa/Alexa的配音者和歌曲演唱者

附歌词（根据DVD字幕记载）：

Believe（花园版本）
Melody, Liana & Alexa演唱
M: Believe in all that can be
M: A miracle starts whenever you dream
M: Believe, and sing from your heart
M: You’ll see
M: Your song will hold the key

both: Believe in all that can be
both: A miracle starts whenever you dream
both: Believe, and sing from your heart
both: You’ll see
both: Your song will hold the key

Believe (城堡出现时)
Liana & Alexa演唱
L: Hidden beneath the ground
A: Is the spring that feeds the creek
L: Invisible as the wind
A: That you feel upon your cheek
both: And every breeze that whispers
both: Reminds us constantly
both: Sometimes what’