Jennifer Lopez's Reaction to Demi Lovato's Incredible American Idol Performance Is So Accurate

Demi Lovato continued her streak of leaving everyone in awe of her incredible voice by hitting the stage of American Idol during the show's final season. The singer performed a medley of her hits "Confident" and "Stone Cold," as friend Jennifer Lopez watched from the judges podium. Once Demi was done showing off her insane vocal ability, J Lo had the reaction all of us had: "Damn!" Even Harry Connick Jr. couldn't resist whistling in support.

Demi has credited the Puerto Rican singer, actress, and producer as an inspiration in the past. The pair has gotten so close they even vacation together. Demi told Complex: "She's so real and so chill. I love her to death. She's a really great human being." Keep reading to see her full performance and more photos of the pair at American Idol.