It was also reported that the couple briefly broke up six months ago, and that their relationship remained rocky ever since.
Gosling, 32, and Mendes, 39, started dating in September 2011, shortly after working together on the crime drama 'The Place Beyond The Pines'.
Mendes' breakthrough role came when she appeared in Antoine Fuqua's crime thriller Training Day.
This then led to roles in All About the Benjamins, 2 Fast 2 Furious, Once Upon a Time in Mexico (which earned her a nomination at the Teen Choice Awards), Out of Time, and Stuck on You.
Hitch hottie Mendes is not happy being left holding the couple’s baby girls — 2-year-old Esmeralda and 1-year-old Amada — and she’s given up on ever getting Gosling to the altar, friends said."[T]hey were really not getting along one day on set. "And Ryan came to me, and there's 150 people standing in this big scene, and he says, 'Nick come here.' And he's doing a scene with Rachel and he says, 'Would you take her out of here and bring in another actress to read off camera with me? On the bright side for Gosling: he's since found true love by way of Eva Mendes, whom he met on the set of about his breakups with Mc Adams Sandra Bullock, during which he blamed the limelight for getting in the way of the relationships with his two "greatest girlfriends." "I had two of the greatest girlfriends of all time.I haven't met anybody who could top them," he told the paper (via ) in September 2011. When both people are in showbusiness, it's too much showbusiness.” In a bombshell exclusive, insiders told Radar the couple’s five-year romance imploded for good when Gosling, 36, chose to celebrate Mother’s Day with his mom, Donna, rather than Mendes, 43.The hot couple started dating in September 2011, after meeting on the set of the crime thriller The Place Beyond the Pines.