Already credited for his background vocals on the original version of "Un-Thinkable (I'm Ready)," Drake drops a verse on the official remix. The remix kicks off with Drake reflecting on what it's like to grow old. Check out the lyrics to Drake's verse here - http://bit.ly/amkG4X Follow Alicia on: http://aliciakeys.com/ Facebook: http://smarturl.it/AKFacebook Twitter: http://smarturl.it/AKTwitter Instagram: http://smarturl.it/AKInstagram Tumblr: http://smarturl.it/AKTumblr Youtube: http://smarturl.it/AKYoutube Google+: http://smarturl.it/AKGoogleplus Spotify: http://smarturl.it/AKSpotifyc MySpace: http://smarturl.it/AKMyspace