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10 June 2012, 09:00
The 'Boyfriend' star says it was amazing to see thousands of fans holding up signs for him.
Justin Bieber says it was "crazy" to see so many of his fans out in force at the Capital FM Summertime Ball 2012 yesterday (9th June).
The 'Boyfriend' singer performed a triumphant set at this year's Capital FM event at Wembley Stadium on Saturday, and said after he had been amazed to see so many of his 'Beliebers' holding up signs and singing along to all of his hits at the concert.
"It's crazy, I mean, just to have the fan base," Justin told Capital FM after his performance at the Ball. "You know, going out there and seeing 80,000 people, and half of those people have my sign up! It's crazy!"
Justin's performance at the 2012 Summertime Ball saw the Canadian singer belting out some of his biggest worldwide hits to date, including 'Never Say Never', 'Baby' and his new song 'All Around The World', taken from Justin's brand new album 'Believe'.
The 'Mistletoe' star also introduced his School Boy Records signing Carly Rae Jepsen during his set, to perform her hit single 'Call Me Maybe', and the two were pictured sharing a friendly embrace while together on the Wembley Stadium stage.
The Capital FM Summertime Ball 2012 featuring performances from some of the world's biggest music names including Jessie J, Ed Sheeran, Flo Rida, Pitbull and Katy Perry.
Listen to Justin Bieber talking to Capital FM about the incredible fan reaction to his performance below:
Keep your eye on the ball by heading to our Summertime Ball area for all the latest news, photo galleries and interviews from this year's event.