In her latest interview with GQ, Selena Gomez discussed her frustrations about the public?s fascination about delicate matters in her personal life. In the interview, before being asked about her 2014 stint in rehab, where she later revealed she had received chemotherapy for lupus, the 23-year-old immediately interrupted her interviewer with multiple "no's." She then said, "I understand what you?re asking, but I?m just saying, I don?t think it really matters.