Sheryl Crow, I wonder how much energy you use to take care of that dull and dry head of hair?
you don’t use a blow dryer do you?
you don’t use a curling iron do you?
you don’t use hot water do you?
no you don’t. your hairdresser does. you’re off the hook
The carbon footprint of her caravan when on the road performing makes her look ridiculous on this kind of topic.