Katy Perry, who got close to Rihanna at last year’s Grammys, reportedly doesn’t approve of the singer’s decision to get back with her former flame Chris Brown. A source told Us magazine that the friendship of the duo has suffered because of this and they are not close anymore.

This Grammys, the due didn’t sit together, Perry, 28, spent the evening with John Mayer while Rihanna and Brown sat elsewhere in the audience.