Justin Bieber 'afraid to sleep alone'

Justin Bieber is reportedly worried about his safety and insists on having his guards inside the hotel room while he is sleeping.

The 19-year-old singer has also ordered a 24-hour watch, as he is extremely afraid that his fans might break into his room, the Daily Star reported.

A source has revealed that the 'Boyfriend' hitmaker can't be alone at night right now, as he is paranoid and hears noises all the time.

He is paranoid about fans breaking into his room, and he hears noises all the time, the source said.

The insider added that it freaks him out, and insists on having an ever-present guard in his room and the one outside, and that he also has two on standby to take over when his men need breaks.

The source stated that Bieber wants an army of giants protecting himand that he is used to the guard watching him sleep and wants the peculiar arrangement to continue even after his tour gets over.

The insider said that the popstar has begged his mother Pattie to accompany him on most of the concert dates, and was also asked to combine her book signing tour with his gigs because he gets very anxious.