The Jonas Brothers Celebrate the Launch of 77kids held at The Roxy in Hollywood, California yesterday.  Also on hand were Jenny McCarthy, Melissa Joan Hart and Victoria Justice.

77kids is a new clothing line from American Eagle Outfitters aimed at kids.

Tomorrow (Sunday, November 16) at 3 p.m. eastern time, the Jonas Brothers will perform an intimate concert for the launch of the American Eagle outfitters 77kids clothing line. 

Good news Jonas Brothers fans:  the concert will stream FREE here.

More pics after the jump

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Photos:  WENN