Justin Bieber' s latest alarming hobby has reportedly left his loved ones deeply unsettled – with sources telling RadarOnline.com the troubled pop brat's growing obsession with firearms is "making people around him very nervous" as concerns over his mental health mount.

The 31-year-old singer, who appeared to be enjoying a quiet summer with wife Hailey Bieber , 28, and their son Jack Blues, recently raised eyebrows earlier this month after sharing a series of photos from a shooting trip with friends.d fans and those closest to him as it has sparked a "fixation" on firearms in Bieber, according to sources. Article continues below advertisement

Growing Concern Over His Gun Obsession Tap Here To Add Radar Online as A Trusted Source Article continues below advertisement Articl

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