Justin Timberlake announced he will be going on an international tour which will begin in October of this year. It will be his first tour in six years. He has performed as the leading member of the 1990s boy band 'N SYNC, and has had the opportunity to share stage with a wide range of performers, including James Brown, Michael Jackson, and Jay-Z. Let's not forget one of his most memorable performances, the XXXVIII Super Bowl Halftime Show with Janet Jackson. Here is a look back at some of his top performances.