NDTV | I will never have a one night stand: Katy Perry Business Standard Pop star Katy Perry says she is not strict about relationships but won't indulge in one night stands. The 29-year-old 'Roar' singer split from Russell Brand in 2011 after 14 months of marriage and called time on her on/off relationship with John Mayer in ... Katy Perry to write songs on her breakup with John Mayer? Katy Perry says she would never have 'one night stand' Katy Perry: I need a male teammate |