Jennifer Lopez and Mark Anthony's marriage is 'at breaking point' according to reports in the US, following pictures showing both stars without their wedding rings.

It's alleged that she's fed up with his controlling ways and constant flirting with other women.The couple have been married for four years and have 10 month old twins Max and Emme.

But Jen took a rare break from domestic bliss to attend the US premiere of new Brad Pitt movie the Curious Case Of Benjamin Button when her wedding band was seen to be missing.

A source close to the couple told Us magazine: "They both didn't wear their wedding rings on purpose. Nothing Jennifer does is without a purpose.

"The magazine also reported that days earlier husband Marc was seen at New York's Bungalow 8 and Las Vegas club Tao partying without his ring.

The Latin singing star also allegedly sent drinks over to three women and then invited them over to his table.However, a spokesman for Mark denied there were any marital problems for the couple and released a statement saying the pair were "doing great."