Leonardo DiCaprio celebrated his 50th birthday with a star-studded party in Los Angeles on Saturday, Nov. 9. Brad Pitt, Tobey Maguire, Robin Thicke, Paris Hilton and more stars were in attendance.

The pair attended Leonardo DiCaprio's 50th birthday celebration at the Titanic star's Los Angeles home on Saturday, Nov. 9. A source tells PEOPLE that Pitt, 60, was in good spirits during the party. "Brad was in the front patio of the party the entire ...

Leonardo DiCaprio is celebrating his milestone 50th birthday with great fanfare! DiCaprio rang in his big day with a party hosted at Sybil Robson Orr and Matthew Orr ’s Los Angeles pad on Saturday, November 9. Ahead of the blowout bash, DiCaprio and his immediate family and friends enjoyed a private dinner.

Leonardo DiCaprio kicked off his 50th birthday celebrations in grand style on Saturday night, hosting an exclusive, star-studded party in Los Angeles. Steering away from his usual

Leonardo DiCaprio was joined by celebrity pals including Brad Pitt and Robert De Niro at a party to celebrate his 50th birthday on Saturday. Director Steven Spielberg and his wife, Kate Capshaw were also spotted at the bash,

Leonardo DiCaprio Through the Years: From Growing Pains to Turning 50! ET looks back at Leonardo DiCaprio through the years to celebrate his 50th birthday, from his career beginnings on 'Growing Pains' to his Oscar success with 'The Revenant.