Skull Candy is a brand of head phones :) They're nice quality, and not too expensive compared to the other big name brands.
By the swirling curling iron, she might mean an iron that doesn't have a clamp? They're usually called curling wands, though. Instead of clamping your hair and leaving crimp lines in your hair, you just wrap it around. Orrr, it could be another type of curling iron that curls your hair differently.