Ariana Grande gushes over boyfriend Ethan Slater on Instagram in rare comment

Image from Page Six

• Grande publicly praised Slater as 'the most brilliant, talented, kind and caring person I've ever met' in a telling Instagram comment, giving fans a glimpse into their private relationship.
• The high-profile couple, who met on the set of the 'Wicked' movie, are rarely seen together publicly, making this public declaration of love all the more newsworthy in Hollywood.