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:
On Tuesday night, the Martha Marcy May Marlene actress donned a black and red couture dress from the A/W 2009 collection to the 4th Annual Film Benefit at New York's Museum of Modern Art.
We're usually not fans of mullet dresses, but she wins us over in this one. And we absolutely adore Lizzie's Old Hollywood style hairdo.
It makes her look so classy and sophisticated.
[Image via C Smith/WENN.]