Celebs Singing and Mingling at W Magazine and Dior Dinner Party, See Pics

The Academy Awards are still a few days away, but the festivities are already in full swing … with some of Hollywood’s biggest stars getting together for an intimate dinner Thursday.

W Magazine and Dior put on the event at Mr. Chow — a high-end restaurant in Beverly Hills — and the celebs showed up in full force.

Check it out … Kendall Jenner, Hailey Bieber, Teyana Taylor, Robert Pattinson, Charlize Theron, Nick Jonas, Jon Hamm, Emma Watson and many more stars were spotted chatting, posing — and even singing inside the event.

We also caught some big-time celebs walking into and out of Mr. Chow … with Paris Hilton and Emily Ratajkowski catching eyes along with other stars.