Obviously, the 28-year-old ended up cheating on her and Karrueche Tran, a model who was dating the rapper in the same period he was seeing Rihanna.
The Fenty Beauty founder put up yet another shot of her hair showing how it coordinated with her blue manicure with the caption, "crawpova.'17".
"PLs keep your negative energy away from Rihanna @ChrisBrownOfficial", one fan wrote.
Rihanna is now visiting her home country of Barbados to celebrate the Crop Over festival, huge celebration and cultural staple.
The pair are forever united in controversy after Brown assault then-girlfriend Rihanna on the night of the Grammys in 2009.
However, among all the heart-eyes emojis and declarations of "Yaas" beneath the post came a comment from Chris Brown.
To be fair، temperatures are around 30C in Barbados at this time of year so she's just dressing sensibly for the weather، really. "You're handsome, even more than usual", complimented one of them; " Wow!
She previously told Vanity Fair: 'I don't hate him. But you know, you realise after a while that in that situation you're the enemy. It's portrayed like we are just party buddies but there is much more to our friendship.
What do you think of Chris Brown creeping and commenting on Rihanna's Instagram?