"Last night we had a very special guest - my daughter River Rose joined us for ‘Heartbeat Song,'" Clarkson wrote on Instagram. "It's her favorite song." River, now 11 years old,

Kelly Clarkson turned her Friday night (July 18) performance at the Colosseum at Caesars Palace into a family affair. During her Studio Sessions residency gig, the talk show host and pop superstar invited 11-year-old daughter River Rose out to join her on stage for a very special duet.

Kelly Clarkson's 11-year-old daughter, River Rose, shares her mom's love of singing. The mom of two invited River Rose on stage to sing with her during a July 18 show she had at the Colosseum at Caesars Palace, part of her ongoing residency in Las Vegas.