Is this Joke funny

A blond goes into a hairdressers with head phones on. The hairdresser calls her up andasks her to take the headphones off. She says: oh i can't ill die. The hairdresser is dumbfounded and starts dressing her hair. He sneakerly takes one of the head phones out and listens to it . The tape being played just says: Breath in, Breath out, Breath in, Breath out, Breath in......