United Kingdom, March 1 -- Charli XCX won Song of the Year for 'Guess' at the BRIT Awards 2025 with Mastercard.

The 32-year-old pop star released the track from her album 'Brat and It's Completely Different but Also Still Brat' last year, and was honoured to have received the accolade during Saturday (01.03.25) night's ceremony.

Speaking live on stage at London's O2 Arena, she said: "Hi. Thank you, erm, yeah, this is cool. I'm really happy that a song about underwear now has a BRIT Award. Very important stuff. I'm sure that proves something about songwriting, I'm not sure what.

Charli had teamed up with US pop star Billie Eilish for the track, and thanked the 'bad guy' hitmaker for quickly deciding to work on it with her despite only h...