Ariana Grande Invited 'Voice' Team Members Holly Forbes and Jim and Sasha Allen to Thanksgiving

Watch Ariana Grande and Kelly Clarkson Nail Impressions of Britney Spears, Cher and More

The Voice: Ariana Grande tearfully begs for viewers to vote for father-son duo Jim and Sasha Allen

Ariana Grande & Kelly Clarkson Battle It Out In A Sing Off For New Show ‘That’s My Jam’ — Watch