Castle On The Hill Ed Sheeran
Dan and Katy made a song a few years back... And Katy B only went and bloomin' knicked it!
... So when she came in to the studio for a chat, it seemed like the perfect opportunity to bring it up!
Legal proceedings were discussed, but Dan and Katy got scared when Katy B told them that she was up for a fight...
Listen to the song below!