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:
Cute couple alert!
The heiress and business woman made sure man's eyes wouldn't wander in a curve-hugging Torn by Ronny Kobo mosaic jacquard mini dress and black heels.
River was the perfect model arm candy and accessories in jeans, a graphic tee, leather jacket, crisp white kicks and a hat.
As Paris would say: loves it!
[Image via Daniel Tanner/WENN.]