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 not sure what's gotten into Katherine Heigl, but whatever it is, don't stop!
Katie arrived at Lincoln Center in a sleeveless black cocktail dress with crystal beading from the designer's A/W 2013 collection and strappy metallic heels.
Don't be such a stranger Katie!
[Image via Getty Images.]