K. Michelle just got dumped; 7 other celebs who broke up via Twitter Chris Brown and Rihanna … or … Karrueche Tran. We can’t keep track. Rihanna and Chris Brown (and Karrueche Tran) do everything via Twitter. They’ve broken up, had sex, gotten back together, gotten tattoos — there are way too many incidents to list. « Previous Continue » Stereo Williams Todd "Stereo" Williams, entertainment writer based in New York City. He co-founded Thirty 2 Oh 1 Productions, an indie film company.