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:
This must have been some fete!
Katie Holmes hopped on an airplane from NYC on Thursday just to go to a party in Beverly Hills!
The actress kept it simple in a black jumper, maroon heels and an unnecessary pair of sunglasses.
Guess she was blaring Corey Hart while getting dressed.
Oh well. Glad to have you on the west coast Katie, even if it was only for a few hours!
[Image via Ramey Pix.]