Ethan Slater ... on Jan. 23, Slater shared a picture of Grande. The photo shows Grande from behind as she stares out into the city of London while near a balcony in a long, white shirt.

Ethan Slater shared a rare photo of girlfriend and 'Wicked' costar Ariana Grande with pink balloons following her Best Supporting Actress Oscar nomination ...

Ariana Grande just snagged her first-ever Oscar nomination - and celebrated the news with her boyfriend and Wicked costar, ...

Ethan Slater shared a photo of Ariana Grande gazing out of London balcony window, surrounded by pink balloons, a nod to ...