Justin Bieber Performs at the Nickelodeon Upfronts

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Justin Bieber performed at Hammerstein Ballroom in NYC on Thursday morning during the Nickelodeon Upfronts.

The 16-year-old performed his hits “One Time” and “Baby.” Popstar! caught both performances on video. Check them out below.

The Upfronts featured special guest appearances and contributions from: M. Night Shyamalan, director of Paramount Pictures’ and Nickelodeon Movies’ upcoming feature film The Last Airbender; Miranda Cosgrove, star of iCarly, basic cable’s top kid and tween series; Victoria Justice, from the upcoming Nickelodeon live-action series Victorious; and Jamie Kennedy, star of the animated hit Fanboy and Chum Chum. Also performing at the event was Big Time Rush.