The day before Rosalía announced her fourth studio album, Lux, she posted a video of herself on Instagram with classical music playing in the background.

It was a teaser for how her new album was going to sound. In the opening seconds of lead single Berghain, violins are followed by a choir singing.

The popular Spanish singer, who is classically trained herself, collaborated with the London Symphony Orchestra (LSO) on the project.

It's also sparked suggestions that it could switch a new generation of young listeners on to classical music.

But, as BBC Newsbeat's been finding out, many of them were already well aware of it.

"I think a lot of people are always like: 'Oh, classical music is so boring'," says 15-year-old Si.

"But when I'm playing classical music... I feel like I want to continue because it's just really fun."

Si is speaking to BBC Newsbeat at the LSO East London Academy, which aims to give 11 to 18-year-olds a chance to learn an instrument.

It's a free programme, with coaching delivered by professional musicians.

Si says hearing Rosalía's album has left her feeling "really inspired".

"It's really cool to see modern music turn more creative and different to what we normally think of as pop music," she says.

"So, having these........

© BBC