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:
We're gay-gasaming over Tilda Swinton so hard right now!
The We Need to Talk About Kevin actress looked beyond fierce in a pale blue dress and jacket by her favoritest designer in the world, Haider Ackermann.
Our best dressed of the night BY FAR!
[Image via Getty Images.]