Uh-oh, could another Nicole Richie Paris Hilton split be in the works? Nicole is livid that her childhood pal has placed her herpes-infested fingers on Nic’s future brother-in-law, Benji Madden, celebrity moles snitch.

“She thinks Paris is a total nightmare to be around and just want her to go away!”

We guess that means double dates are out of the question.

“Nicole has made it clear to Paris that she doesn’t like her seeing him,” a source close to the frenemies tells Star Magazine. “She isn’t happy about Paris once again crashing what is now her picture-perfect life.”

In a bizarre alliance, Nic has teamed up Joel and Benji’s mother, Robin, to get rid of P.H:

“Robin doesn’t want Benji with someone who might break his heart,” a source tells the tab.