Last night, Kendrick Lamar performed a medley of the classics, like “Humble” and “DNA,” and “Not Like Us” with Serena Williams’ crip walk only adding to the weight of the Drake diss track. With a performance – in front of Donald Trump no less – that saw Lamar’s backing dancers form a disjointed flag alongside Lamar, there’s no doubting somewhat cryptic political meanings were there for viewers to decipher. But if there’s one thing that we got loud and clear, it’s Williams’ heavyweight watch flex. The Super Bowl is the most watched American sports event of the year, so naturally Williams – in head to toe custom Nike and no…