Kendrick Lamar wore an "a" chain at the Super Bowl halftime show, but why did he wear the necklace and what's the meaning behind it?

Super Bowls fans believe they've worked out why Kendrick Lamar wore a particular necklace for his halftime performance, ...

At the Super Bowl, artists flex their biggest hits, wildest choreography, and most over-the-top outfits. Kendrick Lamar? He ...