Under the influence

I want you back (feat. Sara Bareilles)

Rolling in the deep

Against all odds (Take a look at me now) (feat. Phil Collins)

Signed, sealed, delivered (I'm yours) (feat. Stevie Wonder)

Don't let the sun go down on me (feat. Elton John)

Some nights ; We are young

I won't give up (feat. Jason Mraz)

This is how a heart breaks (feat. Rob Thomas)

Kiss from a rose (feat. Seal)

Jolene (feat. Dolly Parton)

Hallelujah.