1 GIRL 9 VOICES Demi Lovato Whitney Houston Mariah Carey and 6 more

1 Demi Lovato - Heart Attack; Made in the USA 2 Amy Lee - Lithium (Evanescence) 3 Hayley Williams - Ain't it fun; The only exception (Paramore) 4 Whitney Houston - I have nothing 5 Miley Cyrus - Dream it's over (cover) Party in the USA, Jolene (cover) 6 Lady Gaga - Applause 7 Rihanna - Work 8 Mariah Carey - Without you (Ken leeee) 9 Nicki Minaj - Hey Mama Credit: Yanina Chiesa (https://goo.gl/zmkkho)