Though Chris Brown beat Rihanna up before the 2009 Grammy Awards, word on the street is that things have mended between the two, as he is being rumored to be on the upcoming release of Rihanna’s next single ‘Birthday Cake.’

UPDATE: The co producer on the track has confirmed that Chris Brown is NOT going to be on the song:

Billboard is reporting via MissInfo.tv that Chris Brown is indeed the artist that is being rumored to appear on the next single:

Sources tell Info that Chris Brown laced the track and will be seen in the music video. Breezy reportedly sings and rhymes on the track, but we’ll have to wait till next week, release date, to hear if both parts will be included.

Chris Brown and Rihanna have been spotted together, most recently celebrating Rihanna’s birthday.

The internet is abuzz about this decision from Rihanna. What are your thoughts?