Ambulance called to Justin Bieber's mansion for passed out woman

JUSTIN Bieber's security team reportedly called an ambulance to the music star's Calabasas home overnight.

Justine Bieber Concert at Brisbane Entertainment Centre. Picture: Marc Robertson.

JUSTIN Bieber's security team reportedly called an ambulance to the music star's Calabasas mansion after a 20-year-old woman passed out inside.

Security staff called 911 about 3am yesterday after woman partying with Bieber lost consciousness, TMZ reports.

But 15 minutes later they called back and cancelled the ambulances after the woman regained consciousness.

The caller told the dispatch that they would take the young woman to hospital, but TMZ claimsthe woman went home instead.

The gossip news site also says alcohol was involved at the party thrown by Bieber.