While politics were on 'The Late Show' host's mind during a fundraiser in Newark, New Jersey, other stars relished in holiday activities and charitable contributions -- check out all of the A-list events!
ET caught up with the 'Moonlight' singer at the 2017 Billboard Women in Music event in Los Angeles, where she reflected on her whirlwind year since winning 'America's Got Talent.'
ET has the exclusive first look at the moment the 13-year-old singer-songwriter, who won the NBC competition show last year, saw her treehouse on ‘Treehouse Masters.’