Justin Bieber Tickets

Justin Bieber admitted that he was "nervous" yesterday as he performed a rendition of 'Rockin Robin' at a tribute ceremony for Michael Jackson in Hollywood yesterday.

The 17-year-old was introduced to the stage by Michael's daughter Paris who revealed that she was a fan of the teen's. Justin then appeared an walked up the long aisle before giving an emotional speech ahead of his performance.

"I don't really get nervous, but right now I'm nervous. Basically because Michael meant so much to me and I know he meant a lot to you guys as well," he said.

He then wrote on his Twitter page after the event: "Just left the Michael Jackson ceremony...i dont get nervous usually but i was really nervous. to be with his family. he was the greatest!"

The ceremony was held in honour of the singer who passed in 2009, and his three children imprinted his hand and foot prints into the Grauman's Chinese Theatre.

Justin Bieber and Usher perform on the Today show...