In Chapter Thirty, what surprises Bri about how Supreme interacts with the record executive, James Irving?

In Chapter Thirty, Bri is surprised and dismayed that Dee-Nice, another rapper, is called in to do a duet with her and that the lyrics that have been written for them both are terrible. Bri considers not doing the recording session with James Irving, but she goes through with it because Supreme tells her not to blow her big chance.