In 1919, London had an opium and cocaine problem, even among the elite. Though cocaine fell out of favor, thanks to the infamous death of Billie Carleton, a rising star in theater, it was still attainable, and opium in all its various forms was still widely regarded as restorative. Members of society sometimes hosted opium parties where everyone would change into their pajamas and lie around on pillows while a member of the party, or even more fashionable—a Chinese herbalist—administered the drug.