Brad Pitt and his girlfriend Ines de Ramon spent their Saturday night at Leonardo DiCaprio's star-studded 50th birthday party in Los Angeles on Nov. 9.

Brad Pitt and Ines de Ramon are thriving in their relationship, with a close source revealing that the two are “each other’s biggest cheerleaders.” Despite their busy schedules, Pitt and de Ramon have found a dynamic that works,

LOS ANGELES, CALIFORNIA: Brad Pitt and Ines de Ramon's romance is thriving and they are "incredibly happy" in their relationship. An insider told People, said that Pitt and Ramon are "each other's biggest cheerleaders". "It's clear they're in it for the long haul," spilled the insider.

Brad Pitt and Ines de Ramon are "in it for the long haul," a source close to the actor exclusively tells PEOPLE about the 60-year-old Academy Award winner and de Ramon's relationship.

Brad Pitt and Ines de Ramon are "in it for the long haul" and are "incredibly happy together", according to friends.

Leonardo DiCaprio rang in his 50th birthday with a star-studded party in Los Angeles on Nov. 9, which included appearances from his girlfriend Vittoria Peretti, Tobey Maguire, Paris Hilton and more.

Washington: Leonardo DiCaprio celebrated his 50th birthday with a star-studded party. From a young, promising talent to one of the most respected actors in the world, DiCaprio has