One source claims the 18-year-old was actually bullied for being there -- apparently not everyone thought she earned the right to walk the shows!
The insider spilled:
The Hemingway & Gellhorn actress made her grand entrance in a white Antonio Berardi gown that had an angel wing mosaic design.
Fred Leighton jewels and metallic strappy sandals completed her heavenly look.
[Image via Getty Images.]