Kelly vs. Kelly! Kelly Clarkson and Kelly Rowland Battle It Out Ahead of Their Voice Appearance

PEOPLE.com -

PEOPLE.com—It’s a Kelly showdown! Ahead of Monday night’s episode of The Voice, Kelly Clarkson — who’s set to serve as key advisor during the Oct. 30 telecast of NBC’s hit singing competition — and Kelly Rowland — a current advisor to coach Jennifer Hudson — are going head-to-head in a little game of Kelly vs. Kelly in a PEOPLE exclusive clip. From the first album they bought to the first concert they attended and their most embarrassing on-stage moment to their ideal weekend off, the Kellys are revealing...

The Voice: Kelly Clarkson weeps as Noah Mac, 17, rehearses. The 35-year-old pop superstar was moved to tears by a young contestant rehearsing on The Voice as the Knockout Rounds continued Monday on the hit NBC show.