Sydney Hardeman -- the viral Beyoncé fan who recently took her own life -- had realized her dream of becoming a pilot ... and she worried being too open about mental health struggles could doom her career, TMZ has learned. As we reported ... Sydney died by suicide on November 8 at age 25. She was engaged and set to be married this upcoming April ... and had reached viral fame for her reaction to Beyoncé's 2018 Coachella set. Jamie , Sydney Hardeman’s mother, tells TMZ … her daughter was