Hundreds of frenzied teenagers mobbed 16-year-old pop 별, 스타 Justin Bieber and knocked down his mother as he arrived in New Zealand, stealing his hat as he was rushed through the airport to escape the fans.

The heartthrob Canadian singer tweeted his 2.1 million 팬 Wednesday to report: "Finally got to New Zealand last night. The airport was crazy. Not happy that someone 스톨, 훔친 my hat and knocked down my mama. Come on people."

The star's mother, Pattie Mallette, tweeted that she was "OK" after being pushed over 의해 rampaging 팬 at Auckland Airport late Tuesday. "Thanks for all ur support!! I'm ok thank you!!!," she wrote.

It was his mother's posting of 비디오 of Bieber 노래 on YouTube that first caught the attention of the 음악 industry. His song "Baby" became a top-ten hit on iTunes earlier this year, and his popularity has grown to teen idol status.

Before arriving at the airport, the blond-haired singer had told 팬 that he wanted to sign autographs and have pictures taken. But police and security had to shut the opportunity down because 팬 were pushing.

The frenzy followed similar scenes in Sydney, Australia, earlier in the week, where police canceled a Bieber 음악회, 콘서트 after surging crowds crushed some fans. The most serious injury was a fractured kneecap.

A similar situation occurred at a mall in Long Island, New York, in November. Bieber's free 음악회, 콘서트 was canceled at the 11th 시간 when hundreds of 팬 stampeded after a reported sighting of the teen star.

In New Zealand, a mob of mainly teen girls screamed their welcome and swarmed toward Bieber at the airport. Escorted 의해 security, police and minders, Bieber quickly left the airport out a side door.

A waiting black SUV whisked him away, leaving some 팬 sobbing with disappointment.

After Bieber's departure, teen Tory Shaffett said she was having trouble breathing.

"Oh my god, he was so amazing and beautiful. I can't believe I saw him," she told reporters.

Bieber bungy jumped off Auckland Harbor Bridge on Wednesday and 게시됨 footage on his Twitter account.

Later Wednesday, Bieber wore an All Blacks rugby jersey and played drums at a 음악 lesson with a dozen teens at Strathallan High School for girls, before belting out half a dozen songs at an impromptu 음악회, 콘서트 in front of 500 students.

He sang "One Time," "Never Let 당신 Go," "You Smile," "That Should Be Me, Baby" and "Favorite Girl" to his teenage girl audience.

He also had a request for their 다음 음악 lesson.

"The 다음 song 당신 need to learn is 'One' 의해 Metallica. 당신 guys keep rocking out," The "Stuff" news website quoted Bieber telling the students, aged from 11 to 17.

"I'll definitely be back," he added.