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.

We also hear a number of attendees from the earlier super starry Baby2Baby gala headed to the "Wolf of Wall Street" actor's birthday afterwards.

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.