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:
Alessandra Ambrosio left her kids with the babysitter on Thursday night and headed to the amfAR Inspiration Gala in El Lay.
Ale's half-up, half-down hair and emerald jewels kept her look classy and not over-the-top.
[Image via Brian To/WENN.]