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:
She totally should've walked the red carpet at the actual show! She would've really spiced it up!
The actress smoldered in a sparkly black Vivienne Westwood gown, which she accessorized with a sleek 'do and vampy red lips.
[Image via AP Images.]