"despite being horribly sick my chords (sic) are pretty & perfectly healthy! no idea how but damn I'm thanking the heavens!! thank u lordtt (sic)! my doctor looked at my vocal chords today after a week of coughing and months straight of singing and called me a 'bullet proof b**ch'." Pop star Ariana Grande is ready to return to the stage in Mountain View, California on Tuesday night (08Sep15) after receiving the all clear from her medic. The sickly singer had to postpone her Sunday (06Sep15) concert in Sacramento until Thursday (10Sep15) as she battled a mystery illness.