'Jersey Shore' Star's Ex Arrested For Domestic Battery

The ex-girlfriend of "Jersey Shore" star Ronnie Ortiz-Magro is facing domestic battery charges after allegedly dragging him by a car Sunday during a fight in Las Vegas, according to multiple reports.

Jen Harley, 31, was arrested for domestic battery and her bail was set at $3,000, according to People.

TMZ reports the couple got into a fight while driving, and she hit him. Then he asked her to pull over, but he got caught in his seat belt. She allegedly kept driving, dragging him, the TMZ report said.

The couple's infant daughter was in the car, TMZ said.

The couple has made headlines several times in the past few months in connection with explosive and public arguments. A source told People the two “can be toxic together.”

This Oct. 24, 2012, file photo shows "Jersey Shore" cast members, from left, Mike "The Situation" Sorrentino, Jenni "JWoww" Farley, Paul "Pauly D" Delvecchio, Deena Cortese, Vinny Guadagnino, Ronnie Ortiz-Magro, Sammi "Sweetheart" Giancola and Nicole "Snooki" Polizzi in New York. Photo by Charles Sykes/Associated Press