Could have been Sprite...Nigel was commenting about people who only consume energy drinks and forget to eat. Of course, this is a FOX reality show and there may not be food available for Hollywood contestants. Well, not free food.
I half-want to bash the judges for essentially doing nothing during the first few minutes, but once the medics have been called in (and they were very close by -- points for that), there really isn't much you can do.
On the other hand, Jennifer saying she wanted to tell Simone that it was one of the sweetest sounds she'd heard all day can be converted to an inappropriate 'When your head collided with the floor' with ease.