On Tuesday (March 2), the 26-year-old pop star took to Instagram Stories to slam rumors her pregnancy was unplanned. "Why is it ok to speculate and pass judgment about fertility and conception?" Halsey wrote. "My pregnancy was 100% planned, and I tried very hard for this bb." Alev Aydin, back in January. She shared a series of photos showing off her bumping, simply captioning the post "Surprise!" Halsey has been candid about her fertility struggles in the past, including a previous miscarriage she detailed in a 2016 interview with Rolling Stone. The 'Without Me' singer also suffers from endo...