Justin Bieber's celebrity friends let him win a dance-off at his birthday party on Friday (02.03.12).

The 'Baby' hitmaker celebrated turning 18 with a huge bash thrown by manager Scooter Braun and mother Patti Mallette at the Beverly Wilshire Hotel and pals including Jaden and Willow Smith, Cody Simpson and Ashley Tisdale ensured he enjoyed the festivities by making sure he won the friendly competition.

Justin Bieber has splashed out on a $10.8 million mansion in the Hollywood Hills.

The 'Baby' hitmaker - who turned 18 last Thursday (01.03.12) - has treated himself to the lavish five bedroom, 9,400 sq ft home overlooking Lake Hollywood, which he wants to share with his girlfriend Selena Gomez.

Kim Kardashian and Mike Tyson were among the guests at Justin Bieber's surprise birthday party on Friday (02.03.12).

The 'Baby' hitmaker turned 18 on Thursday (01.03.12) and celebrated reaching the milestone age at a bash thrown by his manager Scooter Braun and mother Patti Mallette at the Beverly Wilshire Hotel, where guests also included his girlfriend Selena Gomez - who jetted in from Florida, where she has been filming 'Spring Breakers', for the occasion - Kylie and Kendall Jenner and Ashley Tisdale.

A Justin Bieber waxwork has been unveiled at Madame Tussaud's Hollywood location.

The statue of the 'Never Say Never' hitmaker - who turned 18 yesterday (01.03.12) - was produced as the wax museum's version of a birthday present to the pop icon.

Justin Bieber wants to be a young dad.

The 'Baby' hitmaker - who is dating Selena Gomez - turned 18 yesterday (02.03.12) but is already looking to the future and says he hopes to have children before he turns 30.

Justin Bieber isn't planning anything ''too crazy'' for his birthday.

The 'Never Say Never' hitmaker - who is dating Selena Gomez - turned 18 today (01.03.12) but insists he won't be indulging in any wild celebrations.