It appears there's some bad blood between Solange Knowles and Dev Hynes, who you might know better as Blood Orange. The pair worked together on Knowles' 2012 EP True, specifically on the Hynes produced track 'Losing You.' She took to Twitter to call out Hynes' contributions on that EP, saying that the work he did on it was incredibly exaggerated.

Continuing the feud even further, Hynes has also taken to Twitter and went on a small rant late last night in a response to Knowles' comments. He believes that she's been talking about him behind his back and noting how he used to praise her as an artist.

Update: Solange has responded: