If she can prove this, why doesn't she sue Disney.
Not everyone dials 1-800-lawyers. It's more hassle (and publicity) than it's worth.
Because Disney employs many high priced lawyers who know how to drag out a lawsuit over many years. Unless you have a lot of determination and hundreds of thousands of dollars to pay for your own legal fees, it usually isn't worth it for most people to sue a large corporation like Disney.