Katy Perry visits Mariah Carey at The Colosseum at Caesars Palace

Katy Perry visits Mariah Carey at The  Colosseum at Caesars Palace
Pop star Katy Perry visited Mariah Carey at her headlining residency, “Mariah #1 to Infinity” at The Colosseum at Caesars Palace on Saturday night. 

Prior to the show, the “Roar” singer visited with the iconic chanteuse backstage and posed for this photo, which she posted on her Instagram.

Also seen in the audience on Saturday was girl group singing sensation, Fifth Harmony.