Jimmy Fallon’s That’s My Jam went a bit diva-ish with the presence of two of the hottest vocal divas from the current Pop scene – Kelly Clarkson and Ariana Grande. Clarkson and Grande, who both serve as mentors and judges on The Voice, made a special appearance on Fallon’s show, doing a showdown on a … “Watch: Kelly Clarkson & Ariana Grande Do A Vocal Showdown Singing Diva Classics From Whitney, Celine, Toni & More”
