Thieves threaten to leak Justin Bieber`s personal videos

London: Pop star Justin Bieber has received a threatening call from people, who stole his laptop and camera, saying they will release his personal videos and photographs if he refuses to meet their demand.

The 18-year-old was performing in Tacoma, Washington, Tuesday when the theft took place and those responsible contacted him via Twitter, reports

The thieves wrote Wednesday: "Justin Bieber i got your stupid DMS (Document Management System). I don`t think so. gonna show the world. Tomorrow! (sic)"

They also posted some of his videos on YouTube.

Then added a message on Thursday: "Notice us... or we are going to put the other videos from the camera out! (sic)"

Bieber, who is annoyed about the theft of his "personal footage", wrote on Twitter: "Sucks when you take personal footage and people don`t respect your privacy.

"Yesterday (Tuesday) during the show me and my tour manager Josh had some stuff stolen. Really sucks. People should respect others property. I had a lot of personal footage on that computer and camera and that is what bothers me the most. Lame. No Respect (sic)."