Save for the occasional exception in her discography, Billie Eilish doesn’t do a lot of collaborations, at least not as many as most pop stars as big as she is. That said, she’d be more than happy to link up with Ariana Grande, who actually feels the same way.

Fans at a Hollywood screening of “Wicked” were in for a major treat on Tuesday night. After a movie showing at the Directors Guild of America Theater Complex, Ariana Grande and Billie Eilish came out on stage arm in arm like birds of a feather.