'twentyfortyeight 2.0' sees Smith enlist help from Cera
15 track album sees the 15-year-old star in a 'transitional state'
Hear teen star sings over 'Codex'
11-year-old star pays tribute to Tottenham soul-singer in YouTube clip
Will Smith's daughter will drop 'Willow' in 2012
'21st Century Girl' to be released on March 6
'Whip My Hair' and 'The Time (Dirty Bit)' set to be high new entries