 She also used other psychoactive drugs and was a heavy drinker throughout her career; her favorite alcoholic beverage was Southern Comfort.In May 1965, Joplin's friends in San Francisco, noticing the detrimental effects on her from regularly injecting methamphetamine (she was described as "skeletal" and "emaciated"), persuaded her to return to Port Arthur.During that month, her friends threw her a bus-fare party so she could return to her parents in Texas.