https://www.youtube.com/watch?v=3iA0JcWDG5k Idina Menzel performed "What The World Needs Now" at the Democratic National Convention in Philadelphia, PA last night! Idina sang alongside Brian Stokes Mitchell, Lena Hall, Alice Ripley, Ben Vereen, Tyne Daly, Debra Messing, Kristin Bell, Audra McD