At least she didn't have to go to the Justin Timberlake concert...
Seriesly, if these idiots said over the air that they knew the stunt was dangerous, and they knew of the previous fraternity hazing death, they're going to face serious consequences. They are moving beyond civil liability into manslaughter territory.
Manslaughter might be the charge, but it'd be a prosecutorial reach. Reckless endangerment with a grave indifference to human life is what happened here.