Rihanna, Beyonce AND Kelly Rowland beef? RiRi 'flirts' with Jay-Z, then disses fellow Destiny's Child songstress on Instagram?

Rihanna must have something against the ladies of Destiny's Child.

Initial rumors suggested that the "Diamonds" songstress was furious with Beyonce for "stealing her limelight." Then, RiRi was spotted "flirting" with Queen Bey's hubby, Jay-Z. Of course, this allegedly made the "Bow Down" goddess VERY jealous. Now the two are totally at-odds:

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And now, it looks like Rihanna's "attacking" fellow songstress Kelly Rowland.

The infamous gossip webloid MediaTakeOut.com recently posted this screenshot of an Instagram photo:

And instead of just ignoring the "rachet" comparison, RiRi commented:

Oh, my...

Watch out Michelle Williams, you might be next!