Sada Sat Kaur's name represents within yogic circles the alchemy of everyday custom turned into high art. For over 30 years she has toured the world, chanting mantras and singing kirtan in ashrams, concert halls, schools, public parks. In India, audiences have been known to flock to her as if she were the Beatles. "We play to crowds of 200,000 people," she says. "They want to touch you and get your autograph. You go to these parks when it's a Sikh holiday