I Will Always Love You - Whitney Houston cover

I Have Nothing - Whitney Houston cover

Run to You - Whitney Houston cover

All at Once - Whitney Houston cover

The Greatest Love of All - Whitney Houston cover

The Voice Within - Christina Aguilera cover

I Believe in You and Me - Whitney Houston cover

Domino - Jessie J cover

Only Hope - Mandy Moore cover

It Will Rain - Bruno Mars cover

The Christmas Song - Christina Aguilera cover

Grown Up Christmas List - Kelly Clarkson

Lullaby - Lateeya cover

Superbass - Nicki Minaj cover

Price Tag - Jessie J cover

Firework - Katy Perry cover

Somewhere Over the Rainbow - Katharine McPhee cover

Pangako - Regine Velasquez cover

I Turn to You - Christina Aguilera cover

Didn't We Almost Have It All - Whitney Houston cover

Hero - Mariah Carey cover

Saving All My Love For You - Whitney Houston cover