If you haven’t tuned in to an NBA All Star Weekend since the glory days when the dunk contest was dominated by ‘80s heroes like Michael Jordan and Dominique Wilkins, this year may be time to change that. The organizers of the event have begun announcing the line-up of performers who will play before the various events, and so far, it looks pretty stellar: Janelle Monae, Pharrell Williams and Kendrick Lamar are among the artists scheduled to perform live. NBA All Star Weekend airs on TNT next weekend …