Rihanna was a guest on Ryan Seacrest’s radio show Thursday morning and said she decided to work with Chris Brown again because he’s the “hottest R&B artist out right now.” Her comments mark the first time she has commented publicly about the controversial remixes. “The first song that came about was ‘Birthday Cake’ … we ended up recording [the two songs] at the same time and executing them together,” she explained on to Seacrest. “But I reached out to [Brown] about doing ‘Birthday Cake’ because that’s the only person that, really, it made sense to do the record.