Phineas shares his thoughts on Billie Eilish sisters’ new romance with Jesse Rutherford

Finneas has indicated that he supports Billie Eilish’s relationship with musician Jesse Rutherford.

“Listen, as long as she’s happy, I’m happy,” said the singer-songwriter and record producer yes!news Thursday during school GQ’Men of the Year event.

READ MORE: Finneas suffered several injuries and underwent surgery after an e-bike accident

Phineas’ comments come just two weeks after his sister, The Neighborhood’s lead vocalist, made her red carpet debut at the 11th Annual LACMA Art + Film Gala in Los Angeles.

Read more: Billie Eilish spotted smoothing boyfriend Jesse Rutherford in public

The couple made their romance Instagram official on Nov. 1 when the “Happier Than Ever” singer shared a carousel of spooky Halloween weekend photos, including one of the couple’s costumes.