Who's lovelorn Rihanna tweeting about now?

https://twitter.com/#!/rihanna/status/186042517731553281

https://twitter.com/#!/rihanna/status/186052218762440704

https://twitter.com/#!/rihanna/status/186061354405343232

https://twitter.com/#!/rihanna/status/186067690606178305

We assume she’s not talking about Ashton Kutcher.