Jaden Smith, left, and Justin Bieber perform at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)

Photo by: Matt Sayles

Jaden Smith, left, and Justin Bieber perform at the 53rd annual Grammy Awards on Sunday, Feb. 13, 2011, in Los Angeles. (AP Photo/Matt Sayles)