1/8: Margot Robbie was seen following her quintessential Barbiecore outfit trend for the luncheon. / Image: X

2/8: Oppenheimer cast was all smiles for the paps at the event. / Image: X

3/8: Ryan 'Ken' Gosling suited up for the evening with the Oscar nominees. / Image: X

4/8: Bradley Cooper graced the red carpet in semi-casual attire. / Image: X

5/8: Mark Ruffalo donned a classic black suit for the event. / Image: X

6/8: Christopher Nolan attended the luncheon with his wife Emma Thomas. / Image: X

7/8: Emma Stone made a style statement in a power suit. / Image: X

8/8: Killers Of The Flower Moon sta Lily Gladstone also marked her presence at the Oscars luncheon. / Image: X