The 25-year-old actress brought her character to life by donning "a silvery blue gown featuring a dramatic voluminous skirt with a sweeping train" at the event at the El Capitan Theatre in Hollywood, California, reported Ace Showbiz.
The dress, which was of Elie Saab Haute Couture, was covered in silk embroidery crafted into exquisite flowers.
James combined the gown with a pair of a transparent heels encrusted with dazzling butterflies.
The wardrobe combination sure made the actress look stunning.
Also spotted attending the star-studded event were Sarah Hyland, Busy Philipps, and Octavia Spencer just to name a few.